Magnetic Car Door Warning Light

As a driver, you know how dangerous when opening the car door. Our Magnetic car door warning light will help you avoid possible accidents or collisions! When the door is opened, it flashes rapidly, warning the rear to avoid the accident occurred. DESCRIPTION This product applies to all models cars New LED technology anti-collision light Build in high-tech component sensor, Long service life. Waterproof No external wire, just paste on to your car door easily  First 6 seconds "rapid flash" mode, best warning to the rear of the car. After 180 seconds lighting, it will be off automatically. SPECIFICATION Power: 3V CR2032 Button Battery(Not Include) Light Source: LED LED  Emitting Color: red, yellow, blue, rgb Material: ABS Magnet Size: about 28mm*8mm(D*H) SHIPPING & RETURNS Receiving Time = Processing Time + Shipping Time Orders usually ship from our store within 15 days (sometimes this can take longer depending on how busy we are but we aim to ship your product as fast