Wireless Car Door Warning Light

No damage to your car, easy to install, and long service life. Wireless, just paste on to your car door easily. Super bright led emission, low power consumption. When the door is open, the Wireless Car Door Warning Light flashes quickly, warns the tail end driver to avoid the accident from occurring. No noise, no electronic interference.The first 6 seconds of "fast flash" mode, is best to warn cars behind. After 110 seconds of lighting, it will turn off automatically. Then the red cover can still be used to reflect light to remind the driver behind. Low Consumption. Energy-saving. Long Lifespan. Waterproof cap and build in high-tech component sensor, the battery is so easy to replace by yourself. The Wireless Car Door Warning Light shows a wide ominous light, enhanced safety and protects your car. FEATURES: Automatic lights ON when car door opens, and automatic lights OFF when car door closes.  When car door opens, it will flash rapidly to warn the rear approaching cars to avoid re