Features: There have many color and types of combination for you to choose. You can find your favorite style. Not need to install batteries. Plug the USB of the LED ambient light directly into the USB socket in the car. It will stay as long as plug in because the battery is dead. LED ambient lights in multiple color add style and personality to both the exterior and interior of your car. It also provides you with a comfortable and relaxing atmosphere while driving. Engery saving, environmental friendly, saving space, used for USB port dustproof, lighting but not dazzling and eye protective make it duriable. The USB LED car interior atmosphere light have a very low power consumption. So it will not add burden to your car battery and buying it is the right thing to do. Specifications: Component:ABS Color:Redness/Blue/Yellow/White/Ices Blue/Pink Purpled/Colorful Slow Flashing/Colorful Fast Flashing Size:Approx.3cm/1.18inch Package Includes: 1Pc USB Ambient Light note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.