COFFLED&reg;1pc Bike Bicycle Motorcycle Cycling Wheel Spoke Tire Wire Tyre Bright LED Light Lamp colourful Single Color Wheel Light, Easy to set More energy-efficient,with light & motion sensors Durable, High Impact, Rust Resistant,Auto shining No switch, 100% waterproof Include:1*LED Flash lightnot 1 pair Pls note: don't use in freeway