Aluminum Alloy High-brightness Bicycle Light USB Charging HeadlightFeature:Bicycle lights produce bright light to maximize visibility on the road to ensure your riding safety.USB charging, built-in 1200mAh lithium battery, it only takes 2.5 hours to fully charge.Through the battery indicator, you can clearly understand the power status.It is highly waterproof, making it a good choice for cycling trips or other outdoor activities.Features: not afraid of rain, high-brightness lamp beads, side warning lights, large floodlights, small lamp body, 360 degreesspecification:Material: aluminum alloyColour: BlackLight source: LEDMode: Small single lamp (4 modes)/small dual lamp (6 modes)/large single lamp (4 modes)/large dual lamp (6 modes)Charging time: 1 hour 1ALumens: Small single lamp (high light 500LM)/small double lamp (high light 1000LM)/large single lamp (high light 500LM)/large double light (high light 1000LM)Working temperature: -25 degrees to 52 degreesBattery: 1200mAhpacking list:1x Speedometer Bike Light