With a splashproof aluminum case, cree high power LED, easy strap fitting (20-40 mm) and five light modes: permanent high (1 h), medium (3 h), low (6 h), flashing (12 h), fast flashing (60 h) this light helps you to find your way through the dark. Rechargeable via USB, 580 mAh li-polymer battery. Lights listed under "Outdoor" may not be affixed to bikes/vehicles and used on public roads in Germany.