Color Black Brand NiteCore Model MT21A Quantity 1 Piece Material Aluminum alloy Emitter Brand Cree LED Type XP-E2 Emitter BIN R2 Color BIN Cool White Number of Emitters 1 Working Voltage 2.4~3.0 V Power Supply 2 x AA Current 800 mA Theoretical Lumens 260 lumens Actual Lumens 260 lumens Runtime 2 Hour Number of Modes 5 Mode Arrangement HiMidLowFast StrobeSOS Mode Memory Yes Switch Type Reverse clickyTwisty Switch Location TailcapHead Twisty Lens Glass Reflector Aluminum Smooth Beam Range 200 m Strap/Clip Strap included Other Features LED Premium CREE XP-E2 R2 LED; Maximum output of up to 260 lumens distance 200m; Turbo 260lm-2h High 130lm-5h Mid 60lm-12h Low 15lm-50h; Maximum runtime of up to 50hours; Two rapid switching modes suit various user requirements; User-defined mode allows for customized brightness levels and a multitude of functions; Intelligent memory functions; Anti-rolling design; Reverse polarity protection; Broad voltage drive circuit compatible with rechargeable and non-rechargeable Li-ion batteries; Toughened ultra-clear mineral glass with anti-reflective coating; Aluminum reflector ensures a smooth and powerful beam; Aero grade aluminum alloy; HA III Military grade hard anodized; Detachable two-way anti-rolling clip; Purpose-made rhombic knurling for better grip; IPX-8 standard waterproof (submersible to two meters) Packing List 1 x Flashlight 1 x Strap (24cm) 2 x Back up rings 1 x Switch tailcap 1 x English / Chinese manual