Car Door Opening Warning Lights Wireless Magnetic Design Strobe Flashing Anti Rear-end Collision Safety Lamps Decoration Light

product description 100% new quality Features: Easy installation, no wiring, just plug and play. New LED technology anti-collision lamp, is an essential part of your car. The necessary safety light to ensure that you, other people and your vehicle are safe. Waterproof design, durable and ensure long-term use. Magnet sensing design, wireless, when the door is open, blinking red light warning pedestrians or rear of the vehicle to avoid accidents Product Specifications: Materials: Magnets and plastic Light color: blue,yellow Power: 1 CR2032 battery (included)