Features:
2 in 1 function: head light & bicycle light; 3-mode design: high， low and strobe.
Precision CNC processing with aviation aluminum， light weight， high strength， good wear resistance and long service life.
Using original U.S. 3*CREE T6 LED chips， low consumption and high brightness.
3600 lumens brightness with aluminum reflector cup: long distance irradiation and high efficient luminance.
The standard 18650 li-ion battery pack with digital protection board， rechargeable and recyclable， more portable and much safer.
IP65 waterproof and dustproof performance is suitable for harsh environment.
Simple structure: easy installation for bicycle using or head light using.
Professional glare lighting is good for cycling， climbing， fishing， camping， expedition， caving， digging， etc.

Specifications:
Color: Black & silver
LED type: 3 * CREE T6
Reflector cup: Aluminium cup
Mode quantity: High/Low/Strobe
Luminous flux (max): 3600Lm
Working voltage: 8.4V
Working current: 5.5A
Charger input voltage: AC 100-240V
Color temperature: 6500K white
Waterproof level: IP65
Power supply: 4*18650 rechargeable li-ion battery pack
Battery capacity: 2800mAh
Headlamp size: 4.8 * 4cm / 1.89 * 1.57in (Length * head diameter)
Headlamp weight: Approx. 123g / 4.35oz
Package size: 17.2 * 15.8 * 5.5cm / 6.77 * 6.22 * 2.17in
Package weight: Approx. 514g / 1.13lb

Package includes:
1 * Headlamp
1 * Charger (US plug)
1 * Headband
1 * 18650 Li-ion Pack
2 * Rubber Rings
1 * User Manual