CatEye AMPP 1100 HeadlightAMPP1100 uses a twin LED design with OptiCube lens technology, spreading a wide and even beam across whatever the terrain throws at you. Built in fast recharging circuit Full charge in approx 3 hours (minimum) 3 level battery indicator (Blue: Above 50% Yellow: 30 50% Red: Less than 30%) USB rechargeable (Micro USB cable included) Five light modes (High Middle Low Daytime HyperConstant Flashing) Mode memory function Turns on High mode with double click