SMART CHARGING TECHNOLOGY: Bicycle light, these LED bicycle lights shine particularly brightly in the dark. Charge the bicycle lights from a device with a USB port. Never waste money on batteries again. The automatic and fully charged shutdown system ensures safety and longer battery life. FOUR LIGHT MODES: Bicycle light set, the front light and rear light have a one-button switch with four different light modes, full brightness, half brightness, fast flashing and slow flashing. EASY INSTALLATION: Advanced and flexible silicone mounting straps provide good security and keep the USB rechargeable bicycle light set stable enough, the bicycle light can be installed in less than 7 seconds. They are small, compact and easy to transport, suitable for all types of bicycles such as children's and racing bikes. MULTIFUNCTION: This bicycle light set is versatile enough for cycling, hiking, camping or outdoor activities and can be used as an emergency flashlight. This is great for cycling at night or in places where visibility and safety are important. Just start your next adventure with us. This small but strong LED bicycle light provides you and your family with the protection you need, whether you are cycling on a crowded, paved road or enjoying nature in the wild. Choose white for the front light or red for the rear light. Connect the USB cable to the USB input port on the bicycle light. Connect the other end of the cable to either a power adapter (not included) connected to a power outlet or to a USB port on an active computer. The LED indicator on the front light glows green when the front light is fully charged and the rear light glows orange when it is ready. Package contents 1 X front light (white light) 1 X rear light (red light) 2 x USB cable