Description: 1. This product is designed for car modification enthusiasts, bringing more driving pleasure to the driver. 2. Magnet sensor design: It will light up when the door is opened, and will close when the door is closed. 3. Easy to install: wireless design, 3M adhesive paste, no need to drill. 4. For all vehicles, you can choose a different logo for your car. 5. Models: Toyota,Honda,Volkswagen,BMW,Audi,Chevrolet,Ford,Kia,Hyundai,Mercedes Benz,Nissan,Skoda,Mazda,Dodge,Infiniti Product specifications: Appearance size: 6.5*6.3CM Shell material: ABS Wick life: 8-10 million hours Working voltage: 4.5V Power: 3 AAA batteries (not included) packing list 2* car wireless welcome light 1* instruction manual