Color Blue + Black Brand LSON Model LL-538 Quantity 1 Piece Material Plastic Emitter Brand Others LED Type Others Emitter BIN otehrsLED Color BIN Cool White Number of Emitters 2 Working Voltage 3.6~4.5 V Power Supply 3 x AA (not included) Current 200 mA Theoretical Lumens 60 lumens Actual Lumens 30 lumens Runtime 2~3 Hour Number of Modes 1 Mode Arrangement OthersSteady on Mode Memory No Switch Type Reverse clicky Switch Location Head Lens Plastic Reflector No Band Length 20 cm Compatible Circumference 40~60cm Beam Range 50 m Packing List 1 x Headlamp