Features:
2 in 1 function: head light & bicycle light.
4 switch modes to get different brightness: 1 * T6， 1200Lm; 2 * T6， 2400Lm; 3 * T6， 3600Lm; 3 * T6 strobe， 3600Lm.
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: 1*T6/2*T6/3*T6/3*T6 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: 5.6 * 4.4cm / 2.2 * 1.73in (Length * head diameter)
Headlamp weight: Approx. 149g / 5.27oz
Package size: 17.2 * 15.8 * 5.5cm / 6.77 * 6.22 * 2.17in
Package weight: Approx. 541g / 1.19lb

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