· Can be used as decoration for bikes, motors or cars. · Blue LED light increases visibility in the dark or bad weather. · Easy installation, no special tools needed, can be easily installed and removed. · No ON/OFF button, bright LED turns on while the wheel or tyre is rotating and turns off when it stops. · Compatible with valve stem which is up to English standard or American standard, easy operation, just simply screwing on the tire valve stem and installation is over. · Tunes in blue, green or Pink, but LED light all in blue.
Power Supply:Battery Powered By:3 x AG10 Batteries (include) Package Includes: 4x Pcs LED Tire Wheel Valve Caps Flash Light:Blue