The light will turn on when the wheels turn<br />Fashionable and pleasing to the eye<br />Finest craftwork<br />Waterproof plastic pad<br />Easy to operate and use， just fix it on the valve caps of the wheel.<br />Outer color: Red， yellow， green， blue (randomly selected)<br />Light color: same as the outer color<br />Dimension: About 60 x 17 x 17 mm<br />Outer packing dimension: About 119 x 68 x 20 mm<br />Power supply: L1131 3 x button battery (Batteries included)<br />Operation instruction: Open the lamp holder， remove the insulated pad and close， the lamp will turn on once you shake or vibrate (The product has sensor inside.)<br />Features:<br />1. This tyre wheel is with vibration sensor， that is， the light will turn on and show beautiful colors when wheels run.<br />2. It has waterproof plastic pad， all you need to do is fix it on the valve cap of the wheels.<br />3. The own adapter basically fits for valve caps of all kinds of cars or bikes， e.g. car， motorcycle and mountain bike.<br />4 x Tyre wheel light<br />In original package<br /><img src="http://img6.eachbuyer.com/x8/p79/vk50_1.jpg" />                                                        <img src="http://img6.eachbuyer.com/x8/p79/vk50_2.jpg" />                                                        <img src="http://img6.eachbuyer.com/x8/p79/vk50_3.jpg" />                                                        <img src="http://img6.eachbuyer.com/x8/p79/vk50_4.jpg" />                                                        <img src="http://img6.eachbuyer.com/x8/p79/vk50_5.jpg" />