The bicycle light features a one-touch switch with four different lighting modes depending on your preference. Include Middle light brightness, two Side lights brightness,full brightness,fast flashing. Product Description: Product Type: Bike Light Waterproof: IP65 Charging Time: 1-2hrs Battery Capacity: 1200mAh Body Material: Aluminum Alloy Size: 146 x 60 x 25mm / 5.75*2.36*0.98in Light Source: 1 x Ultra Bright LED, 2 x LED. Working Time: 4hrs(Depends on the working mode) Package Included: 1 x Headlight With Holder 1 x USB Charging Cable 1 x Tail Light Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement