2pcs LED Car Door Warning Lights Anti Rear-end Collision Lamps, Blue, 501 Original

2pcs Magnetic Wireless LED Car Door Opening Warning Lights Waterproof Strobe Flashing Anti Rear-end Collision Safety LampsFeatures:1. Automatic light on when car door opens and automatic light off when car door closes.2. When car door opens, it will flash rapidly to warn the rear approacing cars to avoid rear-end collision.3. Wireless design, just paste it on car door.4. It has 3 stages of warning. The first six seconds of rapid flashing mode is to warn rear cars.5. LED light source, automatic power off after 110 seconds; the warning light can be reflected to remind the rear cars.6. Waterproof design and new magnetoresistance effect.Specifications:Weight: 34gColor: red/ blue/ yellowNumber of LED lights: 3pcs/ 5pcs LEDMaterial: plasticSize: 27 x 8mm/1.06 x 0.31\\\"Installation location: car doorInstallation method: magnetic typePower supply: button battery Notes:1. There may be slight size deviations due to manual measurement, different measuring methods and tools. 2. The picture may not reflect the actual color of the item because of different photographing light, angle and display monitor.