Fixed Time Traffic Signal Controller: 6 outputs,11 outputs,22 outputs,32 outputs,44 outputs; Networking Intelligent Traffic Controller: 11 outputs,22 outputs,32 outputs,44 outputs; Coordinated Intelligent Traffic Controller: 48 outputs; Wireless Intelligent Solar Traffic signal Controller: 44outputs; Compared with the existing urban electric traffic control system, it can save energy greatly, and has advantages of wireless transmission, convenient construction and installation (without embedded cable, urban power supply docking).