Leadleds Dc 12v Remote Led Car Sign Programmable Scrolling Message Sign Board for Car, Shop, Store (Red) The DC 12V Remote Led Car Sign with 7*40 dots, total 280 leds on the screen display your message Great Display Effect, Scrolling Optional Speed: Fast, Moderate, Slow, Select Speed by the Smart Remote Controller Program Message by Remote Controller, support English Characters and Number, Easy and Convenient Power: Power from DC 12V Car lighter Outlet via a Long 4 Meters Cord 2 Suction Cups Included, Idea for Window Attached, Such as Use in Car, Shopping Window, Office, Home with Nice Performance