Taxi top led display taxi led display High resolution taxi top led display. 5mm; 5500 nit The third edition of our taxi Roof led display adopts high Brightness & lower consumption Smd leds to get the best display Performance. We'll turn to be a new outdoor Advertisement method featuring In low cost and high effectiveness. Features: High brightness. Enable to reach 6500nit by u sing high intesity outdoor leds to make sure brighter and clear enough under directly sunlight. Safe, reliable and stable Led panel testing under 70 celsiuswith 80% humidity by 96 hours. Whole display test at 70 celsiuswith 24 hours. 100% virbration testing. Easy installation and maintenance Easy sd-card installation Easy installation taxi display by using smart car bracket Easy replacement of module & power supply Smart asynchronous control Group intelligent control (gic system) Location precise advertising Advertising management system 3g / 4g / wifi / usb control Gps real-time monitoring Intelligent design on power & heating dissiption Lower power consumption of whole sign, which enable to be drived by any car ebedded battery system. Intelligent power supply management. Good ventilation by using high speed & ball-bearing fan. Rapid technic support on software and hardware Online technic support Installation trainning courses Customized design available2.