High Speed Microprocessor: Using high speed CPU microprocessor and high accuracy A/D analog to digital converter, it is a microcomputer data acquisition and monitoring control system. Multiple Protections: Solar charge discharge controller is equipped with overcurrent,short circuit, reverse polarity protection, low voltage, overcharge protection, safe to use. Protective Coating: The solar charge controller is protected with a moisture barrier coating that minimizes damage from humidity and nesting insects. Data Transmission Function: It has the function of serial communication data transmission, which can centrally manage and remotely control multiple photovoltaic system sub stations. Wide Application:Solar controller is suitable for agricultural solar power generation systems, solar street lights, ships and other systems.