Brand N/A Model N/A Quantity 1 Color Black + silver Material Aluminum alloy + plastic + cloth Emitter Brand N/A LED Type N/A Emitter BIN LED Color BIN Cool White Number of Emitters 2 Working Voltage 5 V Battery Configuration Built-in 600mAh lithium battery Circuitry 500mA Brightness 60 lm Runtime 3 hours Number of Modes 3 Mode Arrangement 1-LED on / another LED on / 2-LED on Mode Memory No Switch Type Reverse clicky Switch Location Head Lens Plastic Reflector Plastic Smooth / SMO Suitable Head Circumference 40~50cm Beam Range Within 30m Other Feature 2-LED with separately switch to control the bulb; Widely used in travel cycling outdoor activities. Packing List 1 x Headlamp 1 x AC power charger (100~240V / 40cm)