Features:
2 in 1 design: Headlamp & Bicycle light.
Specially designed with USB power port (5V)£¬ perfect to be used with power bank (not included) so that you can totally get rid of the cumbersome battery carrying.
CREE XML-T6 LED£¬ maximum lumen up to 1200LM£¬ ultra bright.
Three Modes: Strong£¬ Weak and Flash (by pressing the button).
Durable aluminum alloy crust£¬ abrasion resistance.
"O" ring waterproof design (Don't place it into water for a long time).
Equipped with elastic band and rubber rings for easy installation.
LED indicators.
Suitable for cycling£¬ climbing£¬ fishing£¬ hunting£¬ camping and other outdoor activities.

Specifications:
Item Type: Headlamp & bicycle light
LED: CREE XML-T6
LED Quantity: 1pcs
Light Color: White
Port: 1 * USB 2.0 male
Working Voltage: 5V
Modes:
Strong: 2000MA (Current); 1200LM (Lumen)
Weak: 1500MA (Current); 300LM (Lumen)
Flash: 2000MA (Current); 1200LM (Lumen)
Button Function: Mode selecting & Off
Lifespan: Approx. 100000 hrs
Housing: Aluminum alloy
Color: Black & silver
USB Cable Length: Approx. 95cm/ 37.4in
Light Size: 5.4 * 4.1cm/ 2.1 * 1.6in(L * D)
Light Weight: 110g/ 3.9oz
Package Size: 10 * 8 * 5.5cm/ 3.9 * 3.1 * 2.2in
Package Weight: 183g/ 6.5oz

Package list:
1 * CREE XML-T6 Headlamp
1 * Elastic Head Band
2 * Rubber Ring