About this item.1.Magnetic levitation technology - The wheel hub center caps cover can keep vertical within 135 KM speed. It uses the cutting magnetic field to generate electricity, battery-free, no need to connect electricity. When the vehicle travels at 25KM/H, the hub cover will automatically generate electricity and emit light, energy efficient. The vehicle's luminous warning can effectively reduce the collision of parallel vehicles (obvious effect at night), making the high-speed driving car more individual.
2.Waterproof and dustproof design
3.Simple installation - According to the original car mold design, high precision, accurate buckle design, plug-in installation, just put it into the installation position and press it