2Pcs 3D Wireless Car Door Light Universal Dynamic Projector Auto Warning Welcome Lamp Car Atmosphere Decorative Lights Specification: Type: Wireless Car Door Welcome Light Quantity: 2Pcs Material: ABS Item Color: Black Pattern: Black Power Supply: Built-in battery Working Temperature: -40 to +105 Size: 60*50*23mm (L*W*H) Features: 1. When you open the door, your welcome light is no longer a static logo, but a constantly changing logo. The principle is that the welcome light contains two projection bulbs, which are turned on and off by turns, thereby Make you feel that the logo image on the ground is an animation. 2. The upgraded car projection lamp uses intelligent infrared sensor, which can turn off the light without installing a magnet in the door. Both automatically turn off when the distance from the obstacle is 1.5- 4 inch, and automatically to light up when you open the door, make your car to luxury and unique, also can be used as a car warning light to prevent accidents in the dark. 3. No drilling, no wiring. Just stick the light lamp on the door panel. 3M sticker was super strong and durable. Not easy to fall down, Only 1 minute. 4. Best Cool Gift! When the door is opened, a super bright light source and clear logo is illuminated to the ground,super cool~They Image is crisp and the light is bright. Make your car the most shining and coolest car on the way. Show the lights in the dark! trust me, that"'"s Amazing! Advantage: 1.No drill type 3D wireless car door LED welcome logo ghost shadow light. 2.High definition ghost shadow light (door LED projector) is direct replacement for original car door lights. 3.It projects bright and sharp courtesy logo on floor when door opened. 4.The changeable logo chips design gives users endless choices of projected logos. 5.This no drill type ghost shadow light is wireless, it"'"s especially designed for auto modification fancier and it will not destroy the original car appearance. Note: This product supports custom patterns, if you need to make your own patterns, please contact customer service! ! The projection lamp is USB charging and can be disassembled. The projection is two patterns to move back and forth, there are 1 gear, 2 gears and 3 gears. Kindly allow 1-3cm errors due to manual measurement. (Note: 1cm=0.3937inch). Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!