Brand WindFire Model WF-501B Quantity 1 Piece Color Black Material Aluminum alloy Emitter Brand Cree LED Type XM-L Emitter BIN T6 Number of Emitters 1 Color BIN Cool White Working Voltage 3.5~7.5 V Power Supply 1 x 18650 / 2 x 16340 (not included) Current 1.8 A Theoretical Lumens 510 lumens Actual Lumens 510 lumens Runtime 2 Hour Number of Modes 1 Mode Arrangement OthersSteady on Mode Memory No Switch Type Reverse clicky Switch Location Tailcap Lens Glass Reflector Aluminum Smooth Beam Range 150 cm Strap/Clip Strap included Other Features Emergency and daily lighting use. Packing List 1 x Flashlight