Outdoor full color LED display, the whole design circuits are divided into different modules. Only few connections between modules are needed. This enhances display stability and reliability. Advanced communication connection design provides 100 to 1,000 meters communication distance. It can resist 1 to 15KV static electricity. Novel software design, software is designed with Windows style and has strong functions, including diverse program selection video playing 3D playing message displaying etc. Strong visibility using high quality LED chips as light sources provides benefits such as high brightness, vivid color, wide view, long lifetime, high stability and fast response etc. Flexible assembly using modularized board and cabinet enhances flexibility of installation and maintenance. Display can be assembled into different size according to customers need.