Waterproof. Do not worry about the LED light will be damaged when it rains or car wash.
Now on the market are single-sided, and can only see one side. And our latest product is the double of this. When you ride, the way people can see words on both sides.
Easy to install, just simply screw on your tire valve stem.
Install on bicycle valve stem.
For car, motorcycle and bike.
Powered by 3*AG10 batteries for each one (Battery Included)
Size: Length about 7.8cm
Package Listing:1 * LED Letter Tire Light