Led rear lightStvzo (german road traffic regulations) approvedIntegrated rechargeable lithium-polymer battery2-stage battery indicatorSplashproofSilicon strap fasteningIncludes micro-usb charging cableStay safe day or night with the RFR Rear Light TOUR USB. Featuring a 2-stage battery indicator, it's quick and easy to attach via the included flexible silicone mounting strap – no tools needed! The rear light is splashproof making it ideal for use in damp weather and of course it complies with German road traffic regulations (StVZO). Includes Micro-USB charging cable.