3-watt, 300 lumen USB rechargeable headlight USB rechargeable 850 mAh li-ion polymer battery 6 modes include constant, boost, super bright, pulsating, daytime flash, adjustable Daytime flash mode enhances safety in all conditions Low battery warning and battery capacity indicator (double click to check power level) Mode memory and tool free installation Includes 18-48mm handlebar mount and GoPro style mounts Black 6 Front Handlebar/GoPro USB 300UPC/EAN/GTIN: 888571065532