High Precision Aluminum Sheet Metal panel achieves high flatness and seamless matching of the whole display Color uniformity, high contrast, clear picture Ultra thin body, easy to transport and loading and unloading High stability, high reliability, long service life Support for both front and back maintenance, easy installation 1.High quality LED chip and high anti-static electricity capacity. 2.Large viewing angle and smooth displaying provide excellent visual effect from every angle. 3.The integration of lamp and driving IC,together with the multi-circuit structure achievs evenly-distributed current, low power consumption and fast heat dissipation. 4.Ultra high brightness,low attenuation,high reliability and weatherability. 5.High contrast,black lamps can improve the contrast ratio by 50%. 6.High refresh rate,high gray scale,ghost-canceling,low power consumption,and support dot-by-dot-calibration. 7.Widely applied to traffic information distribution in station, quay and airport, conference, shopping mall, brand presentation,TV station, stage show, concert and so on.