EASY TO USE
1) Plug-in the cord that comes with the package into the screen.
2) Connect it to your car's auxiliary power outlet (also known as a car cigarette lighter).
3) Download the app (which is included in the instructions manual) to display whatever you want on the screen
THE COMPLETE KIT
It has a 5-meter special power adapter (long enough to connect the device from the back to the front of your car), and a product instructions manual.
You can customize the designs you display. For example, you can upload your own images, and texts, and even draw with your fingers!
Powered by a built-in rechargeable battery. It can be used without being connected to any power source.