Features:
2 in 1 functions: bicycle light and head light.
Made of three CREE XML-T6 high quality LEDs， max brightness can come to 3600LM.
Special separated wired switch design.
Four switch modes for different lighting effects.
Rechargeable battery pack is composed of four 18650 batteries for powerful power supply and can be used continuously for about three hours. And it is offered with a velcro bag， easy to install.
Supplied with two rubber rings for easy installation.
Waterproof， you can use it in rainy days.
Special electroplating technique and durable aluminum alloy crust， wear resistance.
Suitable for indoor maintenance and outdoor activities， such as cycling， climbing， fishing， hunting， camping and other activities.

Specifications:
Color: black & silver
Material: aluminum alloy
LED: 3 * CREE XML-T6
Luminous flux: up to 3600LM
Lifespan: 100000H
Type: bicycle light/ head light
Switch function: on/ off/ mode
Lighting effect: 4 kinds
Weak mode (open 1 * T6 LED): 1200LM
Middle mode(open 2 * T6 LED): 2400LM
Strong mode (open 3 * T6 LED): 3600LM
Flash mode: 3600LM
Lithium battery pack: 4 * 18650 batteries， 8.4V 4400mA
Charger(US plug): input: 100-240V AC， 50/60Hz output: 8.4V， 1000mA
Light size: 5.5 * 4.5cm / 2.1 * 1.7in (height * max diameter)
Light weight with switch: 185g / 6.5oz
Battery pack size: 3.5 * 3.5 * 6.5cm / 1.3 * 1.5 * 2.5in
Battery pack weight: 192g/ 6.7oz
Wire length: approx. 1.28m/ 4.2ft
Package size: 20.2 * 8 * 8cm / 7.9 * 3.1 * 3.1in
Package weight: 573g / 1.26lb

Packing list:
1 * Bicycle light
1 * Adjustable headband
1 * Charger (US plug)
1 * Battery pack with a velcro bag
2 * Rubber rings
1 * User manual