Package Content:1 X XM-L2 3T6 8000Lm Headlamp1 X AC Charging Plug1 X Car Charging Plug2 X 18650 Battery(Blue/Red)1 x Plug Adapter to suit your Country(Free)Features:-XM-L2 T6 Headlamp-Model of LED: 3x XM-L2 T6-Output bright can come to max 8000 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-Adjustable base is provided for each head lamp， with back and forth inclination-One button switch : 1x XM-L2 T6/ 2x XM-L2 T6/ 3x XM-L2 T6/ Flashing-Model of Battery required: 2x 18650 Battery-Color: Black-Dimension : 85 x 55 x 38mm-Weight : 198g18650 Rechargeable Battery :-Model: 18650-Voltage: 3.7V-Battery Capacity: 3800mAh-Size(mm): 64.5 (length) x 18.2 (body diameter)-Color:Red or BlueAC Charging Plug :-LED indication for Power On / Charging / Full charge-Input :AC100-240v (World voltage)Car Charging Plug:-Input: AC100v-250v 50-60Hz-Output: DC 4.2V±0.5V