The purpose of LED Traffic Sign is to show the current traffic flow information on the particular roads to the road users. It can integrate the local map to display the real-time road status. There are 3 colors to be used: green for smooth traffic, red for congested traffic and yellow for high traffic. Seewor’ LED Traffic Sign plays a key role in assisting drivers to choose the proper lane so as to avoiding the traffic congestion and ensuring the safe driving.