Specification Light source: Cree XML-T6(head lamp), Brightness: 1000lm 5 switch mode in head-lighting: high/middle/low/strobe/SOS Switch type: rotating Switch location；body Power by: 2 x 3.6/3.7V 18650 Lithium Batteries Reflector: Aluminum smooth/SMO reflector Lens: Ultra clear shatter-resistant glass lens Housing Color: black Size(mm): 225 x 55(bezel)/32(body) Weight: 272g Package 1 x LED Diving Flashlight1 x US Plug Battery Charger 2 x Ultrafire 3600mAh lithium battery