Feature 1High Efficiency: Adopt maximum power tracking algorithm to significantly improve the energy efficiency of the system, faster response speed and higher tracking efficiency. 2Protection: Solar charge controller has battery reverse connection protection, PV reverse connection protection, PV short circuit protection, charging overcurrent protection. 3Temperature Detection: Built in temperature detection, through derating charging, no fan required, still stable operation in extreme temperature environment. 4Charging Current Limiting: When the charging current is higher than the rated value, the controller automatically reduces the charging power to make the solar panel work at the rated charging current. 5Wide Application: MPPT solar charge controller is suitable for home power generation, base station, RV, yacht, boat and other solar photovoltaic systems.Item Type: SolarChargeControllerMaterial: ABSCharging Type:MPPTRated Voltage:DC 12V/24V automatic identificationMaximum Charging Discharging Current: 40AMaximum Open Circuit Voltage of Solar Panel: 100V (in the lowest temperature), 92V (in the standard temperature of 25)Maximum PV Input Power: 520W(12V), 1040W(24V)USB Output Voltage:5V/1A x 2Standby Consumption: 50mAOperating Temperature: -20-+55Terminal Wire Gauge: 110m/7AWGWaterproof Grade: IP30Rechargeable Batteries:Plumbic acidbattery,gel batteries,maintenance free plumbic acidbattery,lithium batteryApplicable Scenarios: Home power generation, base station, RV, yacht, boat and other solar photovoltaic systems. .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Solar Charge Controller1 x User Manual