Vanker Bike Bicycle Car Motorcycle Wheel Tyre Tire Valve Cap 5 LED Colorful Flash Light 5 LED, 8 modes tire light(7 flashing modes+ 1 switch off) Color Changing tire light Tire LEDs will look awesome on your bike Size: Length about 9cm Package content: 2pcs * 5 LED Tire Light+6pcs * AG10 Batteries