Timelux Flexible Matrix LED RGB Bluetooth USB 5V Pixel Panel App Control: Download the app to your mobile phone and connect the LED matrix panel via Bluetooth. Supports multiple material formats and smart scroll display. You are free to design and edit text, pattern and animation.   Flexible design: Use FPCB, which is thin and light, it can be gently bent and completely bent around the surface. And the colloidal resin is added to the surface of the LED matrix panel. In this way, damage caused by static electricity or objects is prevented.   USB power supply: The USB port is more portable and secure, as well as the ma cable 14,7. Please use an AC/DC 5 V/2 A adapter or power bank (or powered by a 5 V/2 A car lighter when using in the car).   Easy installation: Use super sticky 3M tape, which you can attach to the wall or other object at your discretion.   Wide Application: It can usually be made of LED screen, car sign, advertising sign and exit and input sign. Condition: New