Color Black Brand ZHISHUNJIA Model GD29 Quantity 1 Piece Material Engineering plastic Emitter Brand Luminus LED Type OthersLED Emitter BIN P4 Color BIN Neutral White Number of Emitters 3 Working Voltage 3V V Power Supply 2 x CR2032 batteries (included) Current 0.1 A Theoretical Lumens 60 lumens Actual Lumens 40 lumens Runtime 12 Hour Number of Modes 1 Mode Arrangement Hi Mode Memory No Switch Type Forward clicky Switch Location Side Lens Plastic Reflector Aluminum Smooth Band Length 40 cm Compatible Circumference 60cm Beam Range 10 m Packing List 1 x Headlamp 2 x CR2032 batteries