With 6 lighting modes, it can ensure you to stay visible the road and ride safely. Using UBS cable fast charging, bike headlight can be charged by computer or power bank. Bike front lamp has power display function, which makes you precharge when insufficient charge. Waterproof bike headlight can be used to ride in rainy day. Compact and portable design ensures you to convenient to carry and use. It is constructed of aluminum alloy material. Length and width of this product is 10.5cm and 3cm. It is suitable for common mountain bikes, bicycles, folding bikes and other models. Item Name: Bicycle Light Material: Aluminum Alloy Lamp Beads: L2 LED Lumen: 1300LM Strong Light Charging Style: USB Fast Charging Battery: Built-in 4500mAh Battery (Included) Waterproof Level: IPx5 Features: 6 Modes, USB Charging, Waterproof Size Details: Length: 10.5cm/4.1" (Approx.) Width: 3cm/1.2" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1x Bike Light 1x Bracket 1x Spacer 1x Charging Cable