The Nitecore NU21 is a new addition to NITECORE's NU series, featuring an extremely simple design. With improvements in power, beam pattern, charging port and operability, it weighs only 44g (1.55oz), providing users with a lighter and better experience. Utilizing a one-piece lens optical system with a light transmittance of over 94% and high-performance LEDs, the NU21 emits 360 lumens of bright white light. It is specially designed to offer an even and soft illumination, ideal for night running and trail orienteering. The NU21 uses a very light headband, which has reflective and glow-in-the-dark properties to warn pedestrians and vehicles, ensuring your safety overnight. The red light is ideal for looking at maps, responding to emergencies, stargazing and more. Equipped with a built-in 500mAh lithium battery, the NU21 features USB-C input and cyclic charging, reducing waste by over 700 AAA batteries in battery life cycle. In addition to the lockout mode to prevent accidental activation, it can be easily operated with one hand to control the beam pattern and view the remaining battery power. The NU21 has an IP66 rating, making it water and dust resistant, and can withstand impacts of up to 1 meter, ensuring its durability even in extreme environments. The Nitecore NU21 is a rechargeable USB-C headband, specially designed for outdoor adventures. With a maximum output of 360 lumens, this head torch offers powerful illumination to light your path. The optical system with one-piece lens, equipped with several faces, reflects a uniform and soft light, ensuring optimal visibility in any situation. The NU21 is powered by a built-in 500mAh lithium battery, which gives you a long life and can be easily recharged via the USB-C port. Thanks to the highly efficient constant current circuit, this head torch delivers stable power for up to 37 hours of continuous use. For simple and intuitive operation, the NU21 features two distinctively designed buttons, allowing you to control brightness and one-handed modes. You can choose from 4 brightness levels, 2 different light sources and 3 special modes to tailor the light to your needs. The NU21 flashlight features intelligent charging circuitry with a USB-C port, allowing you to recharge the battery quickly it is comfortable. Additionally, the 4 power indicators clearly show you how much battery power is left, ensuring you're always aware of the level of energy available. Constructed from durable polycarbonate (PC) material, the NU21 is designed to withstand harsh weather and impact. With an IP66 rating for waterproof and dustproof, you can rely on this headlamp in even the most adverse conditions. Whether you're exploring the wilderness or need a reliable light source for your outdoor activities , the Nitecore NU21 is the perfect choice for your lighting. Thanks to its advanced features and its reliability, this head torch will accompany you wherever you go, lighting your path with power and safety.

Features

• Dual beam USB-C rechargeable outdoor headlamp
• Specially designed for outdoor activities
• With a max output of 360 lumens
• Utilizes a unibody optical lens system with
• various facets for reflecting a uniform and soft light
• Built-in 500mAh Li-ion battery
• Highly efficient constant current circuit providesa stable output with a max runtime of 37 hours
• Designed with two buttons different in shapeand touch,offering easy one-handed operation4 brightness levels,2 light sources and3 special modes available
• Built-in intelligent Li-ion battery charging circuitwith a USB-C charging port
• Designed with 4 power indicators to indicatethe remaining battery power
• Made from durable PC material
• Waterproof and dustproof rating inaccordance with IP66
• Impact resistant to 1 meter 

SHIPPING
The final shipping cost and estimated delivery timeframe will be available to you during checkout. Currently, we offer 3 International shipping methods which are steady and easy to track. Priority worldwide shipping, Premium ( Partial countries) and a faster Express shipping. The estimated times stated below are not guaranteed. An international package could experience delays like postal strikes or severe weather or Cov-19 situation. All shipping ways, PO Box address is not acceptable.

For some flashlights, there's a pure battery inside（phone charging）,If We can not ship your packages via USPS or DHL,we'll ship your package in another way.

If you don’t receive your order within the estimated time frame provided below and suspect that it might be lost in transit, please contact Flashlightgo Support ( support@flashlightgo.com ) and we can look into the order with the courier. Lost-in-transit requests must be submitted to Flashlightgo Support within 3 months of the date of shipping or before the courier archives the tracking information.

Option 1.
Express by DHL/UPS/Fedex/Aramax/SF etc ( there may be tax need to pay in this way),
The estimated time of delivery is usually 3-7 work days depending on the country. Includes detailed tracking and confirmation of delivery.

Option 2.
Premium ( 6-10days, All tax and Duty Paid),
All tax and duty are prepaid to carrier by Flashlightgo before shipping, so you dont need to pay any tax or duty when you get it.

Option 3.
Priority shipping(1-2 Weeks, average 10 days)
If we marked it is with all tax and duty paid, all tax and duty are prepaid to carrier by Flashlightgo before shipping, so you dont need to pay any tax or duty when you get it.

Learn more,Please click on Here.

To ensure that you get the desirable product, we allow a seven-day product return period. Any product return application outside this period will not be entertained.
All returned product must be unused and the original package should be kept.

Return：
We do not offer return for personal products like socks and hats or food, magazine and fragile or dangerous products The original receipt must be available for application of return.

Discount products：
No product return for discount products

Gifts products：
If the item is marked as a gift when purchased and shipped directly to you, it cannot be exchanged , refunded or warranty.

Exchange：
We only replace items if they are defective or damaged.
Exchange service are offered only to wrong deliveries or product damage not caused by client. If needed, please email to info@flashlightgo.com.

Warranty
How long is the warranty period?
Flashlightgo warrants to the original purchaser that the Product(s) shall be free of any defect in material or workmanship for a period of one year for labor and one year for parts from the date of the original order except the items listed below:
Chargers,Batteries and Other Accessories: 3 months warranty

Should the Product(s) supplied by Flashlightgo prove defective because of improper workmanship or material as reasonably determined by us, Flashlightgo agrees, at its option, to either repair or replace the Product free of charge, excluding any shipping or handling charges.

Learn more,Please click here.