Color Black + Yellow Model H6 Quantity 1 Set Material Aluminum alloy Emitter Brand OthersLED LED Type OthersLED Emitter BIN otehrs3535 Number of Emitters 6 Color BIN Cool White Working Voltage 8.4 V Power Supply 4 x 18650(included) Current 6600 mA Actual Lumens 2500-3000 lumens Runtime 3-6 Hour Number of Modes 3 Mode Arrangement HiLowFast Strobe Mode Memory No Switch Type OthersClicky Lens Glass Reflector No Flashlight Mounting Handlebar and Helmet Switch Location Head Beam Range 200-300 m Bike Lamp Interface Size 2.1mm Battery Pack Interface Size 5.5mm Certification CE RoHS Packing List 1 x Bicycle light 1 x Headband (20cm) 2 x Rubber rings 1 x 6600mAh battery pack (37cm-cable) 1 x US plug power charger (100~240V / 90cm-cable) 1 x Battery pouch