Easy Installation】:These door welcome lights are easy to install, with a wireless design that requires no drilling. The steps are as follows: 1. Adjust the position of the light and the distance between the magnet and the light; 2. Gently stick the marker light to the door and the magnet to the door sill, it is recommended to close the door when installing; 3. When the light separates from the magnet, the light will light up automatically. After adjusting the position, stick the light with the magnet tightly; 4. To avoid kicking the light when getting out of the car, it is recommended to install the welcome light near the seat back. 【Magnet Sensor Design】:The door light sign features a magnetic induction design. When you open the door (the light leaves the magnet), the projector will turn on automatically; when you close the door (the light overlaps the magnet), the projector will turn off automatically, which is very convenient. 【Widely Applications】:There are 2PCS projector lights in the package that can be installed on the left and right doors. The door sign light projector is compatible with most cars and SUVs, it is specially designed for car modification enthusiasts and will bring more driving pleasure to the driver. Please confirm that the inside and bottom of your door are flat before purchasing. 【Exquisite Stylish】:The car door welcome light makes your car artistic and atmospheric. The light is stable and constant, clear and soft, the lighting time is long, and the darker the environment the better the effect, it is a perfect present for husband, wife, friends, father, son, and colleagues, and it can also be used as a Christmas present, birthday present, New Year's present, Valentine's Day present and so on.