Key Features:Headlights,Aviation aluminum material of the headboard, with better heat dissipation,A white 5 watt LED,Features: 4 lighting modes: 25% brightness - 50% brightness - 75% brightness - 100% brightness 4 flashing modes: 25% slow brightness - 75% slow brightness - 100% slow brightness - 50% fast brightness,Battery: 18500 lithium battery 3.7V / 1400mAh with overcharge detection (OVP) & overdischarge detection (UVP),Including micro USB cable,With low battery indicator,Charging time: 3 hours (the green indicator flashes during the charging process and lights up continuously when the charging process is complete).