1、Solar charge controller adopts industrial grade main control chip, and its smart type is more prominent. 2、Smart solar controller has a large screen LCD display, and the parameters can be adjusted during charging and discharging. 3、With a complete 3 stage charging management, this solar controller can protect the circuit well. 4、Provide circuit protection, the solar controller has the functions of short circuit protection, open circuit protection, reverse protection and overload protection. 5、Adopting dual MOS anti backflow circuit design, low heat generation and long use time. 1 x Solar Charge Controller1 x User Manual Item Type: Solar Charge ControllerMaterial: ABSVoltage: 12V,24V Automatic IdentificationRated Charging Current: 10A,20A,30ARated Discharge Current: 10A,20A,30AThe Highest Photovoltaic Voltage: <50VFloating Voltage: 13.7V (default Value, Adjustable)Discharge Cut-off Voltage: 10.7V (default Value, Adjustable)Discharge Recovery Voltage: 12.6V (default Value, Adjustable)Usb Output: 5V,3AStandby Current: <10mAWorking Temperature: Minus 35 to +60℃