1) The weight of taxi top screen: About 22kg ,super light with Well Designed Cooling Syetem. 2) Basic Information About Taxi LED Advertising Display. 3) Installation area: the top of the taxi. 4) Advertising forms, which can display texts, images, video, etc. 5) Standard size: 960mm*320mm (also can be customized). 6) Large viewing angle: Horizontal 120 degree, vertical 120 degree. 7) Digital taxi top displays are ultra-bright in daylight sun. 8) Brightness;More than 3500cd.