Green LED Flash Tyre Wheel Valve Cap Light for Car Bike bicycle Motorbicycle Wheel Light Tire Light (4 pieces / lot , US $ 1.25 / piece ) Green Color Wheel Light, Easy to set More energy-efficient,with light & motion sensors Durable, High Impact, Rust Resistant,Auto shining No switch, 100% waterproof Tire valve cap lights screw onto the valve Fits most valves of road, mountain bicycles, motocycles and cars.