This Anti Collision Door LED is a magnetic induction light that will work when the doors are opening. These warning lights are simple and universal. Easy installation-3M paste and simple battery change.
Wireless design for easy installation and waterproof. When the door is turned on, the red light flashes rapidly, warning the rear to the car, to avoid the dim light when the accident occurred and chase.
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Makes you more visible on the road
Super long-lasting batteries (1-1.5 years)
Light turns off automatically (close the door)
Turns on automatically
Not available in stores
Power: CR 2032 cell battery
Package included: 2pcs x lights, 2pcs x cell batteries and 2pcs x magnets