Top 10 Best Green Light Headlamp That Will Amaze You
Are you struggling to find a reliable light source that preserves night vision while keeping your hands free? A green light headlamp can be a practical solution, especially for activities like hunting, fishing, or night hiking where maintaining low light sensitivity matters. The best green light headlamp offers just the right balance of brightness and color to help you see clearly without disturbing wildlife or ruining your night-adjusted eyesight.
This type of headlamp is ideal for outdoor adventurers, campers, and anyone who needs discreet illumination in dark environments. In this review, we will explore the features that set the best green light headlamps apart, including durability, battery life, comfort, and light settings.
You’ll learn which models provide dependable performance and how to choose one suited for your needs.
Illuminate Your Adventures with the Ultimate Eco-Friendly Night Vision Gear
| Image | Product | Price |
|---|---|---|
Pick 1 ![]() | 2-Pack Rechargeable LED Headlamp with Green and Red Light | Check Price |
Pick 2 ![]() | Rechargeable LED Headlamp with Multi-Color Lights | Check Price |
Pick 3 ![]() | BORUIT RJ-3000 LED Green Headlamp | Check Price |
1. 2-Pack Rechargeable LED Headlamp with Green and Red Light
Experience versatile lighting like never before with the 2-Pack Rechargeable LED Headlamp featuring green and red light options. Designed to serve various outdoor needs, it combines power, comfort, and convenience in a lightweight, ergonomic design. Ideal for fishing, camping, and hunting, this headlamp enhances visibility without disturbing the environment.
Ideal for fishing, camping, and hunting, this headlamp enhances visibility without disturbing the environment.
Unique to this model is the inclusion of green and red LED modes alongside a bright white beam. The green light improves contrast and stealth for hunting, while red light preserves night vision during activities like stargazing or reading.
The headlamp offers a 90-degree adjustable tilt, allowing customized lighting angles for any terrain. Switching from flat trails to steep descents remains comfortable, thanks to the zero-neck-strain design. At only 5 ounces, wearing it for extended periods is hassle-free, complemented by a breathable and washable headband that fits all sizes securely.
At only 5 ounces, wearing it for extended periods is hassle-free, complemented by a breathable and washable headband that fits all sizes securely.
Seven lighting modes provide precise control, including high and low outputs for main and side lights, alongside green and red options with a red strobe for emergencies. Its USB-C rechargeable lithium polymer battery powers up quickly in just 3 hours. Built with IPX4 water resistance, the headlamp withstands rain and splashes, making it dependable in various weather conditions.
Built with IPX4 water resistance, the headlamp withstands rain and splashes, making it dependable in various weather conditions.
Compared to standard single-color headlamps, this model excels with multifunctional lighting, ergonomic comfort, and durability. Its comprehensive features suit hikers, campers, and hunters seeking reliable illumination combined with modern convenience.
The affordable investment delivers significant value without compromising quality or performance.
Pros
- Multi-color LED beams for versatile outdoor use
- Lightweight, comfortable fit with adjustable 90-degree tilt
- Fast USB-C recharge and IPX4 water resistance
Cons
- Limited runtime of up to 8 hours may require mid-trip charging
Combining innovative lighting options with ergonomic design makes this rechargeable LED headlamp a trustworthy companion for outdoor activities. Its adaptable features and reliable performance provide excellent value for those seeking all-in-one illumination gear.
2. Rechargeable LED Headlamp with Multi-Color Lights

The Rechargeable LED Headlamp with Multi-Color Lights delivers exceptional brightness and versatile lighting options for various outdoor and work activities. Its powerful LED chip offers intense illumination that adapts to different environments seamlessly.
Designed for convenience and durability, this headlamp enhances visibility in challenging conditions. Whether tackling nighttime tasks or outdoor adventures, it provides reliable light that adjusts to your needs quickly and easily.
Equipped with an upgraded XHP 2 chip, this headlamp shines at 1080 lumens, twice as bright as many models.
The inclusion of red and green beams preserves night vision and improves the ability to track wildlife, which is great for predator hunting after dark.
The lamp head zooms smoothly from spotlight to floodlight, allowing precise control over illumination range. Additionally, a 60° adjustable tilt enables aiming the light beam at specific angles for detailed work or distant viewing. Its motion sensor supports hands-free activation by waving your hand in front of the sensor, ideal for when your hands are occupied or wearing gloves.
A rear red warning light adds extra safety during nighttime activities such as biking or emergency situations. The rechargeable battery charges via USB-C in 4–5 hours and lasts 6–10 hours, with an LCD display showing exact power remaining.
The headband is adjustable, cushioned, and equipped with multiple clips for a secure fit. The headlamp’s IPX6 waterproof rating and durable aluminum alloy construction keep it functional during wet conditions.
Pros
- High brightness output with five versatile light modes
- Hands-free operation through an intuitive motion sensor
- Durable, waterproof design with comfortable adjustable headband
Cons
- The built-in battery is non-detachable, limiting replacement options
This rechargeable LED headlamp combines powerful lighting options with practical features for outdoor and work use. Its combination of adjustable angles, multi-color beams, and hands-free control stands out among similar models, making it a dependable lighting tool for various tasks.
3. BORUIT RJ-3000 LED Green Headlamp

Discover reliable illumination tailored for challenging outdoor activities with the BORUIT RJ-3000 LED Green Headlamp. Its combination of ultra bright white and green lights delivers versatile lighting for various nighttime environments.
Whether hiking or fishing at night, this compact headlamp ensures focused and efficient visibility.
The dual green side lights provide specialized lighting advantageous for hunting and wildlife observation. It adapts to different circumstances by offering multiple lighting modes, enhancing both convenience and function during your outdoor adventures.
Featuring a central white LED flanked by two green lights, the BORUIT RJ-3000 excels at providing multi-purpose illumination. Users can switch smoothly among high white, low white, or green lighting to fit their specific needs.
Crafted from durable aluminum alloy, the headlamp promises sturdy performance and waterproof resistance. Its USB-C rechargeability offers quick power replenishment, and the included lithium polymer battery supports up to 5 hours of runtime. Adjustability is built in with a 90-degree rotating light head, offering targeted light angles to improve task precision.
Adjustability is built in with a 90-degree rotating light head, offering targeted light angles to improve task precision.
The adjustable headband balances comfort and security during extended wear, allowing hands-free movement during hikes or night work. This headlamp suits outdoorspeople, hunters, anglers, and campers who value efficient lighting paired with ease of use.
Pros
- Three lighting modes include white high, white low, and green light
- USB-C rechargeable battery with up to 4.5-hour runtime
- Durable aluminum alloy body with waterproof design
Cons
- Runtime may be limited for longer outdoor expeditions
Overall, the BORUIT RJ-3000 LED Green Headlamp efficiently balances functionality, comfort, and durability for nighttime outdoor activities. Its green lighting option sets it apart from standard headlamps by minimizing wildlife disturbance. This model delivers dependable lighting at a practical scale, supporting a variety of outdoor needs with ease.
This model delivers dependable lighting at a practical scale, supporting a variety of outdoor needs with ease.
4. EverBrite Rechargeable Headlamp

Experience hands-free illumination with the EverBrite Rechargeable Headlamp, designed for those who demand versatility and reliability in their lighting gear. Perfect for outdoor activities after dark, this headlamp combines multiple light modes and colors with user-friendly controls to keep your path bright and your vision clear.
Ready to perform in various environments, it offers specialized lighting options that safeguard night vision and extend battery life. Whether you’re on a camping trip or working late, this is a practical choice for consistent and adaptable illumination.
The EverBrite Rechargeable Headlamp stands out with its seven lighting modes including white, red, and green options, making it highly adaptable. Two buttons allow easy switching between five white light modes and the red/green lights, ideal for hunting or stargazing without disturbing surroundings. Its built-in 1500mAh battery supports up to five hours of medium brightness use, complemented by a battery indicator for power monitoring.
With a tiltable head that adjusts 30°, light focuses where needed, while a soft elastic strap ensures a comfortable fit on various head sizes. Weighing just 3 ounces, it offers portability alongside durability and water resistance. The included rear red warning light improves visibility, enhancing safety during night activities.
Additionally, the integrated SOS whistle buckle is a thoughtful touch for emergency preparedness.
Thanks to stepless dimming, brightness can be smoothly adjusted, suiting diverse settings. Its memory function recalls the last lighting mode used, eliminating the hassle of repeat adjustments. Overall, this headlamp offers a practical balance of performance and convenience for campers, hikers, runners, and outdoor workers requiring dependable lighting.
Overall, this headlamp offers a practical balance of performance and convenience for campers, hikers, runners, and outdoor workers requiring dependable lighting.
Pros
- Multiple lighting modes including red and green for night vision preservation
- Rechargeable battery with power indicator and up to 5 hours runtime
- Comfortable adjustable strap plus 30° tiltable lamp head for directed light
Cons
- Non-removable built-in battery limits easy replacement options
Bringing together multiple light colors, adjustability, and long-lasting rechargeable power, the EverBrite headlamp offers dependable illumination for a wide range of outdoor tasks. Its compact design and thoughtful features create a valuable tool for anyone needing reliable hands-free lighting.
5. Coast FLX7 LED Headlamp

Discover the versatility and performance of the Coast FLX7 LED Headlamp. Designed to deliver powerful illumination, it easily adapts to various lighting needs with multiple color options and focused beam settings. Ideal for outdoor activities and emergency situations alike.
Ideal for outdoor activities and emergency situations alike.
Its compact and lightweight design ensures comfort during extended use, while durable weather-resistant construction supports reliable performance in tough conditions. Experience hands-free lighting with simplicity and confidence wherever you go.
Coast FLX7 LED Headlamp offers a seamless switch between a wide flood beam and a long-range spot beam. This allows for both broad area visibility and focused distance lighting, enhancing adaptability during night-time tasks.
The tri-color feature includes white, red, and green LEDs, each designed for specific purposes such as general use, preventing night blindness, and discreet signaling.
Power options are flexible, running on standard AAA alkaline batteries or the rechargeable ZX350 lithium battery for convenience and extended use. The adjustable Ultra-Strap provides secure, non-slip comfort that adjusts well to different head sizes and gear.
Offering up to 700 lumens of brightness, the lighting is strong yet adjustable for varied environments. With a solid build backed by Coast’s Lifetime Warranty program, users gain confidence in the durability and lifetime support of this tool.
Pros
- Tri-color LEDs for versatile lighting needs and reduced glare
- Dual power options including rechargeable battery compatibility
- Adjustable, comfortable strap designed for extended wear
Cons
- Uses AAA batteries which may require frequent replacement under heavy use
The Coast FLX7 LED Headlamp combines bright, adaptable lighting with solid construction and user-friendly design. Its multi-mode illumination and power flexibility make it a reliable choice for those needing a dependable headlamp for various outdoor and emergency activities.
6. LHKNL Rechargeable LED Headlamp Flashlight Green

Discover the LHKNL Rechargeable LED Headlamp Green that delivers exceptional brightness combined with versatile functionality. Designed to meet the needs of outdoor adventurers and everyday users, this headlamp offers intuitive control and excellent comfort.
Its advanced features make it a dependable companion for any low-light environment.
With a sleek design weighing only 87 ounces, it fits securely with an adjustable elastic headband. The lamp head rotates 60 degrees, allowing you to direct light precisely where needed. A built-in 1500mAh rechargeable battery supports up to 10 hours of use, enabling extended tasks without interruption.
A built-in 1500mAh rechargeable battery supports up to 10 hours of use, enabling extended tasks without interruption.
The headlamp’s standout feature is its motion sensor mode, which lets you activate or deactivate the light with a simple hand wave. This hands-free operation keeps the headlamp clean, especially when your hands are dirty.
These functions enhance user convenience during active use.
Designed for durability, the IPX4-rated water resistance allows usage in rain or snow without worry. Eight lighting modes cover a range of needs, including strong and weak beams, red light, and SOS flashing signals for emergency situations. Whether camping, running, or working in dim conditions, this headlamp adjusts effortlessly to your preference.
The bright LED emits up to 1200 lumens, enough to light up a whole tent or path. Built with a lithium polymer battery, it supports simultaneous charging and operation, so you never need to wait for a full charge. Its dual headlamp package provides excellent value as a gift or personal gear upgrade.
Its dual headlamp package provides excellent value as a gift or personal gear upgrade.
Pros
- Responsive motion sensor for touch-free light control
- Long-lasting rechargeable battery with charge & use capability
- Durable waterproof design suitable for various weather conditions
Cons
- Motion sensor may be overly sensitive in some environments
The LHKNL Rechargeable LED Headlamp Green is an excellent choice for reliable lighting. It offers innovative features, strong build quality, and comfort in one package.
Its flexibility and ease of use make it a smart option for both outdoor activities and everyday tasks.
7. Coast FLX10R USB-C Rechargeable LED Headlamp 2-Pack

Experience reliable and powerful illumination with the Coast FLX10R USB-C Rechargeable LED Headlamp 2-Pack. Designed for versatility and durability, these headlamps deliver bright light suitable for work, outdoor adventures, and emergencies.
Built to endure tough conditions, the headlamps combine advanced lighting modes with waterproof and dust resistance, making them a dependable choice in varying environments. Their rechargeable design adds an eco-friendly aspect to high performance lighting.
The Coast FLX10R headlamps offer a maximum brightness of 1000 lumens, providing clear visibility in dark settings. Users can switch among eight lighting modes including flood, spot, combo, red, green, and turbo, each tailored to different scenarios. The inclusion of red and green LEDs helps preserve night vision or enhance visibility without disturbing surroundings.
Equipped with USB-C rechargeable batteries, these headlamps support quick and easy charging, while also allowing the use of AAA alkaline batteries as a backup. This flexibility ensures continuous operation regardless of charging access.
Comfort and convenience are prioritized by the adjustable head mount that fits securely during various activities. Offering durable construction and practical features, these headlamps provide great value, especially for professionals, campers, hikers, or anyone needing versatile lighting in challenging environments.
Pros
- High brightness output with multiple modes for different lighting needs
- Rechargeable with USB-C and backup AAA battery option for continuous use
- Robust waterproof and dust-resistant design suitable for harsh conditions
Cons
- The headlamp design may feel bulky for small head sizes during extended use
Coast’s FLX10R headlamp set offers impressive light output and versatile features combined with a rugged build. Its dual availability and adaptable power options make it a reliable choice for users who require dependable and flexible performance in their lighting tools.
8. Energizer PRO-400 Rechargeable LED Headlamps, 2-Pack

Experience hands-free illumination designed to keep up with demanding outdoor activities and work tasks. The Energizer PRO-400 Rechargeable LED Headlamps, available in a convenient 2-pack, blend powerful lighting with thoughtful design.
Perfect for camping, hiking, or late-night projects, these rechargeable headlamps deliver versatility and convenience. Their multiple light modes, featuring green and red LEDs, support night vision without disturbing your surroundings. Compact and lightweight, they maintain comfort throughout extended use.
Constructed to withstand rugged conditions, the Energizer PRO-400 incorporates a shatterproof lens and IPX4 water resistance, ensuring durability during outdoor excursions. With up to 400 lumens of brightness, it outperforms many competitors by delivering clearer and longer-lasting light. The rechargeable battery included enables swift USB charging, sustaining your activities without interruption.
The rechargeable battery included enables swift USB charging, sustaining your activities without interruption.
Smart Dimming technology adjusts light intensity across seven modes for tailored illumination. Green and red light settings help preserve night vision, advantageous for runners or campers navigating dark terrains.
Weighing lightly on the head, the design avoids fatigue and stays securely in place.
Ideal for adults needing dependable illumination during outdoor sports or indoor work, these headlamps offer impressive runtime and ease of use. They stand out among standard LED headlamps by combining modern features, reliable performance, and excellent value for those seeking a robust lighting solution.
Pros
- Rechargeable with included USB charging cable for convenience
- Multiple light modes including green and red LEDs for night vision
- Durable, lightweight design with water and impact resistance
Cons
- Battery runtime up to 4 hours may require frequent recharging for extended use
The Energizer PRO-400 Rechargeable LED Headlamps combine versatility, durability, and ease of use in one package. Their advanced lighting capabilities and rugged construction make them a dependable companion for both outdoor and indoor demands.
9. Coast FL85R Tri-Color Rechargeable LED Headlamp

Experience powerful illumination packed into a sleek, rechargeable headlamp designed for versatility. The Coast FL85R Tri-Color Rechargeable LED Headlamp offers both wide flood and focused spot beams in one compact device.
Combining high-performance lighting with a durable design, this headlamp balances brightness and runtime with user-friendly features. It stands out with its unique tri-color LED option, perfect for various environments where different lighting colors are beneficial. Reliable and efficient, it’s ready for any task requiring hands-free illumination.
The Coast FL85R offers a patented focusing system that blends flood and spot beams without halos. One twist effortlessly shifts from broad, clear flood lighting to a concentrated spot beam reaching up to 240 meters.
This feature enhances visibility for tasks up close or at a distance, making it versatile for multiple uses.
Equipped with a built-in rechargeable lithium-ion battery, it delivers up to 18 hours on low output. It features four brightness levels ranging from 105 lumens to a blazing 1000 lumens on turbo mode.
Constructed to be water-resistant and durable, the FL85R handles rugged conditions well. The head mount offers a comfortable fit for long wear, ensuring it stays secure through activity.
Pros
- Dual-beam focus with adjustable flood and spot lighting
- Long runtime with built-in rechargeable battery
- Robust water-resistant design suitable for tough conditions
Cons
- Higher lumens modes reduce runtime significantly
Combining flexibility, durability, and smart design, the Coast FL85R offers excellent value for anyone needing reliable headlamp performance. Its innovative focusing system and rechargeable battery make it a practical choice over many standard LED headlamps on the market.
10. Orion Pro Rechargeable Headlamp

Experience exceptional visibility with the Orion Pro Rechargeable Headlamp, engineered to brighten every adventure. Designed to deliver a powerful 1200-lumen beam, it illuminates paths and workspaces alike, making evening activities safer and more comfortable.
Versatility meets durability in a lightweight design that fits securely and comfortably around your head. Whether camping, hiking, or working after dark, this headlamp adapts seamlessly to varied environments.
The Orion Pro offers multiple lighting modes including focused spotlights, broad floodlights, and specialized red and green night settings. This flexibility lets you adjust the beam depending on your needs or situation. The headlamp weighs only 64 ounces, ensuring it doesn’t cause discomfort or bounce during extended wear.
Its rechargeable 3000mAh lithium-ion battery provides reliable power for long-lasting use, eliminating the hassle of frequent battery replacements. The battery is integrated, maintaining a compact profile while supporting a voltage of 7 volts for steady illumination.
Built to withstand harsh conditions, this model features an IP67 rating that resists water, dust, and impacts, working efficiently in rain or cold down to -20°C. These specs make it reliable for outdoor use in diverse climates and weather scenarios.
Ease of use is emphasized with simple head mounting and intuitive controls to switch between modes quickly. Compared to other headlamps on the market, the Orion Pro stands out by combining substantial brightness with night vision-compatible lights and durable construction.
This headlamp is well suited for campers, hikers, mechanics, and anyone requiring a dependable hands-free lighting source. Its balance of performance and comfort offers excellent value for those needing quality illumination after dark.
Pros
- Powerful 1200-lumen output with adjustable beam patterns
- Red and green night vision modes for specialized use
- Waterproof, dustproof, and weather-resistant for all environments
Cons
- Non-removable battery limits replacement options
The Orion Pro Rechargeable Headlamp combines brightness, versatility, and durability in an ergonomic design. It proves to be a reliable companion for any low-light activity, offering superior performance that stands out among headlamps in its class.
Things to Consider Before Buying the Best Green Light Headlamp
Brightness and beam distance
The lumens rating of the green light plays a significant role in determining how well it illuminates your surroundings without causing glare or disrupting night vision. An effective beam distance contributes to how far the light reaches, allowing for clear visibility in various outdoor or work settings.
Adjustable brightness settings add versatility by giving the option to tailor the light intensity based on the environment and tasks at hand, whether for close-up activities or signaling over longer distances. Considering these features together helps match the headlamp’s performance to different scenarios, from nighttime hiking to emergency use or tactical operations, where balance between illumination and power efficiency is key.
Battery life and power source
The choice between rechargeable and disposable battery types can greatly influence the convenience and cost-effectiveness of a green light headlamp. Rechargeable batteries tend to offer longer-term savings and environmental benefits, as they can be used repeatedly without the need for replacements.
Runtime varies depending on the brightness mode selected; lower brightness extends the duration, making it suitable for tasks that require less intense illumination, while higher brightness modes consume power faster but deliver stronger light output. Charging options often include USB ports or proprietary chargers, allowing for easy replenishment of power.
Indicators that display battery status or charging progress help users manage usage without unexpected power loss, contributing to a more reliable and user-friendly experience with the headlamp.
Comfort and fit
Comfort and fit play a significant role in the overall experience of using the best green light headlamp. Having adjustable head straps allows for a personalized fit that accommodates different head sizes and shapes, preventing discomfort during extended wear.
The weight and size of the headlamp are equally important; lighter and more compact designs reduce strain and pressure, making them ideal for activities where long periods of use are expected. Additionally, materials that offer breathability and sweat resistance help maintain comfort, especially during vigorous physical activity or warm weather conditions. These features collectively contribute to a secure and pleasant wearing experience, ensuring the headlamp stays firmly in place without causing irritation.
Durability and weather resistance
The durability and weather resistance of a green light headlamp play a vital role in its overall reliability during outdoor activities. A water resistance rating following the IPX standard provides a clear indication of how well the headlamp can withstand exposure to rain, splashes, or even brief submersion, making it suitable for various environments.
The build quality and materials used often include sturdy plastics, rubber seals, and reinforced lenses that contribute to the headlamp’s ability to perform consistently under rough conditions. Together, these elements help maintain functionality regardless of weather changes or physical stress, ensuring a dependable source of green light for nighttime visibility or specialized applications.
Light modes and features
A variety of lighting modes enhance the versatility of green light headlamps, including steady beams for consistent illumination, flashing settings to conserve battery or attract attention, and strobe functions useful for signaling or emergency situations. Along with green, many models offer red and white light options, providing flexibility for different environments such as preserving night vision with red or using bright white for maximum clarity.
These lighting modes and features combined create a useful tool for campers, hikers, or anyone needing hands-free lighting with adaptable settings.
Price and warranty
The price range of green light headlamps varies based on brightness levels, battery life, and durability, allowing options to fit different budgets. Warranty and customer support often reflect a brand’s confidence in their product, providing reassurance through coverage periods and responsive service. Value for money tends to align with the headlamp’s features such as adjustable brightness settings, water resistance, and comfort during extended wear, making it worthwhile to weigh these aspects alongside cost.
Considering how long a headlamp lasts under regular use and the quality of materials can contribute to selecting a product that delivers a satisfying balance between price and performance.
FAQ’s
What Are The Benefits Of Using A Green Light Headlamp Compared To Other Colors?
Green light headlamps help preserve night vision better than white light and reduce glare, making them ideal for activities like hunting or map reading in the dark. Additionally, they attract fewer insects compared to white or blue lights.
Which Brands Offer The Best Green Light Headlamps For Outdoor Activities?
Brands like Petzl, Black Diamond, and BioLite offer the best green light headlamps for outdoor activities, known for their durability, brightness, and battery efficiency. These headlamps are especially popular among hikers and campers for providing clear night vision without disturbing wildlife.
How Does Green Light Affect Night Vision And Wildlife When Using A Headlamp?
Green light minimally disrupts night vision by preserving rod cell sensitivity, making it easier for eyes to adjust in the dark compared to white light. Additionally, it has less impact on wildlife behavior, reducing disturbance to nocturnal animals when using a headlamp.
What Features Should I Look For When Choosing The Best Green Light Headlamp?
When choosing the best green light headlamp, look for adjustable brightness levels and a comfortable, secure fit for extended use. Additionally, ensure it has good battery life and is durable or water-resistant for outdoor activities.
Are Green Light Headlamps Suitable For All Types Of Outdoor Adventures, Such As Camping And Hunting?
Green light headlamps are particularly suitable for hunting and certain night-time outdoor activities because they preserve night vision and are less likely to spook wildlife. However, for general camping or other outdoor adventures, white light headlamps may be more effective for broader visibility.
Conclusion
Choosing the best green light headlamp depends largely on your specific needs, such as durability, battery life, and comfort. This type of headlamp offers excellent night vision without disturbing wildlife, making it ideal for hunters, campers, and nighttime readers. While some models may compromise on brightness or waterproofing, many provide a reliable balance of performance and convenience.
While some models may compromise on brightness or waterproofing, many provide a reliable balance of performance and convenience. The green light option reduces glare and eye strain, which can be particularly useful during long outdoor activities. For those seeking a hands-free lighting solution that combines functionality with gentle illumination, the best green light headlamp presents a practical choice.
Evaluating your preferred features alongside any trade-offs will help you select a model that effectively supports your outdoor adventures or nighttime tasks.

