* Maximum output of 220 lumens / Runtime of 20 hours in flashing mode (Front)* Maximum output of 10 lumens / Runtime of 20 hours in flashing mode (Rear)* 400 mAh battery* Very remarkable daytime flashing mode* Integrated USB key for cable-free charging* Lightweight, durable construction* IPX7 water-resistant, co-molded design* Clip-on or strap mounting options* Wide-angle optics for 270° visibility for maximum safety* Compatible rear light with aero and round seat posts