Features: brand new and high quality Function: Make your night riding other ordinary wheel lights more beautiful and safer, and no riding speed is required. The entire cycle wheel will show a visual effect at night. Detachable lights are stringed when charging. Decorate the wheel one round, and park the car to make the car more dazzling and safer. LED: 2.20 meters string lights, the color of the string lights is mixed, composed of four colors: blue, pink, white and green. Battery description: It can work for 12 hours in blinking mode, and it can work for 5 hours in constant light mode. If the product is blinking, you can use the USB data cable to charge it, red when charging, and green when fully charged. Features: The product is waterproof, so you don'for t have to worry about riding on rainy days. The battery box is small and split-type quick release and easy to install. It is a more convenient, economical and exquisite string lamp hot wheel. Note: Do not jam the for extra string into the shaft or chain to avoid the line breaking. Specifications: Material:Premium ABS Size:as Picture Showns Note: Please allow 0-1cm error due to manual measurement. Make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 Set x Bike Wheel Lights.