Blackburn's Front Click USB Light is as easy as charge, click and go! Batteries, what a hassle. This small-but-mighty safety light set is rechargeable, so you'll never have to change batteries again. Just charge with the micro-USB cable and attach using the handy silicone mounts. Then click once for power, and traffic can see you!

Features:

• Micro-usb rechargeable (charging cable included)
• Waterproof to ip-65 standard

Specifications:
Weight: 20 grams 
Front / Lumen Output / Runtime: High 60 lumen 1.5 hr runtime; flash/3 hr runtime
Batteries: Lithium polymer battery
Recharging time: 3-hour recharge