Product Description:
 

2 tyre valve covers with built-in LEDs

If you want to add that personal touch to your Car, Bike - lighting is one of the best ways 
They are self contained with light & motion sensors, LEDs, and replaceable built-in watch batteries
When it is dark and your wheels start to move, they automatically light up creating a solid disk of light that appears to hover above your wheels
When you stop they will switch off to save battery power 

2 LEDs per Light, double the brightness

Light Sensor, only light up in dark environment and while wheels are spinning
Automatically turn off either when it is too bright or after the wheels stoped 10 seconds
Aluminum body, against rust and water so it has longer life
Easy to install, twist off your original valve cap, and replace with our valve cap LED light
Color of the light: blue

Package included :

6 x Button batteries
2 x Car wheel light