Wireless design. Just glue it to the car door.Waterproof design and new magnetoresistance effect.
Intelligent. It lights up automatically when the door is opened or closed.
Ensure vehicle safety. ❤When the door is open, it flashes quickly and warns the rear vehicle to avoid rear-end collisions. ❤ LED light source, will turn off automatically after 110 seconds and can reflect the warning light to remind the rear vehicle.
3 warning levels . The first six seconds of the quick flash mode are used to warn the vehicles in the rear.
Size: (diameter * thickness) 28 * 8mm.
Installation location: car door.
Power supply: button battery.
Installation method: Magnetic.
1 set * LED warning light.
Due to the different monitor and light effect, the actual color of the item may be slightly different from the color showed on the pictures.