Product description:

Weight :0.035KG

*Easy to install, only need to be screwed on the tire valve position;
*Solar charging, no wiring, lifelong maintenance-free;
*Photosensitive shock control system, in a dark environment, flashes automatically when the vehicle speed exceeds 25KM/, and automatically shuts down after 2 seconds below the speed;
*Silicone wrap, aging resistance, excellent waterproof performance; real waterproof design. No battery is needed, it turns on automatically, and the colors are gorgeous! 1 for a wheel, 2 for a motorcycle, 4 for a car, and shipped from 2)
 
How to use:

Push button switch type to turn on and off the power and change the lighting mode only by pressing the button on the light (after the two modes are turned on for the first time, there is no need to perform any operation on the light again. At night, the driving lights will automatically light up.