Nitecore NU31 headlamp has a maximum output of 550 lumens from the high performance LEDs and is powered by an 1800mAh built-in li-ion battery. The light is rechargeable via USB-C and comes with a USB charging cable.

The NU31 offers both spot and floodlight, making it ideal for a range of applications including running, camping, DIY and outdoor adventures. In addition to the primary white light, the head torch also features an auxiliary red and high CRI white light. The light is operated by a dual button interface for fast and easy access to the outputs.

The headlamp has a built-in power indicator so you know when it's time to recharge. Short press the mode button to show the remaining battery power:

• 1 LED = approx. 25%
• 2 LEDs = approx. 50%
• 3 LEDs = approx. 75%
• 4 LEDs = approx. 100%
• Brightness Levels:
• Primary white light
• Turbo: 550 lumen - 5 hrs runtime
• High: 200 lumens - 8 hrs runtime
• Mid: 60 lumens - 38 hrs runtime
• Auxiliary white light
• Low: 50 lumens - 42 hrs runtime
• Ultralow: 6 lumens - 147 hrs runtime
• Auxiliary red light
• On: 5 lumens - 80 hrs runtime
• Slow flashing: 10 lumens - 50 hrs runtime
• Plus SOS and beacon (550 lumens).
• Maximum beam distance 145 meters, waterproof to IP66 and resistant to impacts up to 1 meter.
• Includes: headband, USB-C charging cable.