Our Car Door LED Warning Light is designed to provide a safer experience while driving your truck. With a waterproof design and no noise, it won't damage the original car wire. Powered by CR2032 button battery, this light serves its purpose efficiently.Specifications:Name: car door warning lightMaterial: ABSPower: 3(W)Model: Door lightApplicable models: GeneralPacking List:car door warning light*1pc See more product details1.Safe and Reliable: The car door warning light has no electronic interference and no noise, making it a safe and reliable choice for your vehicle. It has a built-in magnetic sensor that automatically turns on the light when the door is opened, alerting other drivers and pedestrians of your presence.2.Maximized Utility: The universal design of the car door warning light makes it perfect for any car, truck, or SUV. Brightly flashing when the door is opened, it alerts others of your presence and prevents accidents, enhancing your safety on the road.3.Waterproof Material: Avoid accidents with paersby and safeguard your vehicle using the car door warning light. When opened, it flashes brightly to alert others. Its waterproof feature ensures exceptional performance even during rainy days.4.Effortle Application: Effortlely attach the wirele car door warning light on your car without harming the original wiring, thanks to its adhesive design.5.Easy Battery Replacement: Never stre about replacing your car door warning light's battery again! With a screw lid design and CR2032 button battery, it can last for 1.5 years and be effortlely replaced when needed. .