Color Silver Grey Brand UltraFire Model 51C Quantity 1 Piece Material Aluminum alloy Emitter Brand Others LED Type Others Emitter BIN otehrsLED Color BIN Purple Number of Emitters Others51 Excitation Mode Others Working Medium Others Wave Length 405 nm Wave Band Range 400~430nm Working mode Others Working Voltage 3.6~4.5 V Working Current 300 mA Power 3 W Battery 3 x AA / 1 x 26650 (not included) Runtime 2~3 Hour Number of Modes 1 Mode Arrangement OthersSteady on Mode Memory No Switch Type Reverse clicky Switch Location Tailcap Lens Plastic Reflector No Beam Range 30 m Strap/Clip Strap included Packing List 1 x Flashlight 1 x AA Battery holder