Description: Silicone mounting strap Supports 22-35mm handlebar diameter it will Fit All Bikes, Oversized Road Bikes 6 LED LIGHTING MODES-Light sense mode/ full brightness/ half brightness/fast flashing/ slow flashing Usb Rechargeable: 1200mAh Built-in Battery Front light, so it can be charged via any device with USB ports such as cell phone charger, power bank, laptop. IPX6 Waterproof design available to use in heavy raining days, illuminates the darkest path in the night get safe riding. Bicycle Head Light Flashlight Waterproof Usb Rechargeable Built-in Battery Specification: Size: 76x40x25mm/2.3x1.57x0.98 inches Specially designed for cycling lovers LED model: 5050- 10W LED Battery: 1200mAh lithium battery Working hours: 2h-10h (Strong-Weak Brightness) 6 Switch Mode: High / Medium / Low / Flash / Slow Flash / SOS Waterproof Rank: IP65 Light range: up to 450 feet Energy efficiency class: A + Angle light: 85 degrees Material: polycarbonate plastic How to install: Insert the bulb holder into the bicycle light along the matching slot on the back of the LED light until fully assembled. Place the stand on the handlebar of your bike and attach the stand to the rubber ring on your bike. Package Includes: 1 PC Bicycle Head Light 1 PC USB cable 1 PC Rubber