1、This solar charge controller can help you automatically manage the work of solar panels and batteries in the solar system, compatible with 12V 24V. 2、Light control + delay control, adjustable charge and discharge parameters, power off memory function, precise control, solar protection equipment. 3、LCD screen + control function, including charging and discharging status display, cumulative generation and discharge query, temperature display. 4、Built‑in over current, short circuit, open circuit, reverse connection, protection; self recovery protection, will not damage the controller, extend the service life. 5、The connection terminals have corresponding icons and signs, which are used to connect batteries, solar panels and DC loads. 1 x Solar Controller1 x Temperature Probe1 x Manual Item Type: Solar ControllerProduct Material: ABSVoltage: 12V 24V Automatic IdentificationMaximum Power Generation Current: 10A / 20A / 30AFloating Voltage: 13.7V / 27.4VLow Voltage Disconnect: 10.7V / 21.4VLow Voltage Recovery: 12.6V / 25.2VWorking Temperature: -20℃~+60℃