Features CREE XM-L T6 LED Light unit Can be used as Headlamp or Bicycie Light Model of LED: CREE XM-L T6 Output bright can come to max 1200 lumens [lm] Internal wiring applies the high efficient booster circuit, working voltage is wide and can utilize the batteries in the largest extent. Waterproofing design Aluminum alloy casing Aluminum alloy reflector 3 switch Mode: Strong Brightness / Normal Brightness / Flashing 100v-240v Battery Charger ( LED indication for Power On / Charging / Full charge ) Model of Battery required: 1 x 8.4v 4400mAh Battery Pack Colour : Black Dimension : 43mm Weight : 130g Package Content 100% Brand New 1 x CREE XM-L T6 LED Light unit 1 x Adjustable headband 4 x Rubber ring for installation 1 x 8.4v 6400mAh Battery Pack 1 x Charger (100v-240v) 1 x environmentalist pack box