Description Can be used as Headlamp or Bicycie Light Model of LED: XM-L T6 LED Max Output2000 lumens 100% Waterproof design Material:Aluminum, 3 switch Mode: Strong Brightness / Normal Brightness / Flashing Low Power Warning:Low Power Red light Warning 100v-240v Battery Charger ( LED indication for Power On / Charging / Full charge ) Model of Battery required: 1 x 8.4v 6400mAh Battery Pack LED Life Span: around 50, 000 hours Color : Gray with Red GrayDimension : around 43mm Rear light 100% Brand New and High Quality Material: Plastic Quick release bracket 7 Modes Bike Flash Light Waterproof of the bicyclelight Clip at the back of rear light Rear Light:5 ultra bright red LEDs Battery Type: 2 x AAA batteries (not included) Weight:12g (not include battery) Size: 68mm x 40mm x 30mm(L*W*H)