Skull shaped tyre led motion sensor. Customize your vehicle with this vocado skull shaped tyre motion sensor led lights, it is the coolest way of making your vehicle the most eye-catching on the road. The led lights have super bright light, energy saving and long lifespan led can increases night time and bad weather visibility for safety. It is easy to install, simply screw it onto the tire valve. When it is dark, they automatically light up creating a solid disk of light that appears to hover above your wheels brings more color to your car features: no battery connection required - no need to connect to the vehicles battery. It lights up itself using high-quality metal gold-plated, inner zone button batteries. Easy to install: simply screw it onto the tyre valve. Twist off your original valve cap, and replace with this valve cap led light. Installs on standard tyre air valve of cars, motorcycles or bicycles light sensor to ensure that the light does not switch on during the daytime. Waterproof - the valve has a light mouth small waterproof case sealed pack powered by ag10 batteries fit for all air valves sizes plastic material in the box: vocado skull shaped tyre motion sensor led blue-set of 4