Color Black + Golden + Multi-Colored Model K13 Quantity 1 Piece Material Aluminum alloy + PC Emitter Brand Cree LED Type XM-L Emitter BIN T6 Color BIN Cool White Number of Emitters 1 Working Voltage 3.7-7.4 V Power Supply 1 x 18650/2 x 18650 (not included) Current 1600 mA Theoretical Lumens 400 lumens Actual Lumens 400 lumens Runtime 3 Hour Number of Modes 3 Mode Arrangement HiMidFast Strobe Mode Memory No Switch Type Reverse clicky Switch Location Head Lens Plastic Reflector No Band Length 45 cm Compatible Circumference 40~52 Beam Range 200 cm Packing List 1 x Headlight 1 x 100~250V US plug charger (35cm)