Feature: XM-L T6 HeadlampModel of LED: 3x XM-L T6Color: BlackDimension : 83 x 37 x 58mmWeight : 219g Function: 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 extentWaterproofing designAdjustable base is provided for each head lamp、 with back and forth inclinationOne button switch : 1x XM-L T6/ 2x XM-l T6/ 3x XM-L T6/ FlashingModel of Battery required: 2x 18650 3.7v (Battery Not Included ) Package Contents: 100% Brand New1x Boruit 3x XM-L T6 8000Lm Rechargeable Headlamp