Feature 1High Efficiency: The maximum power tracking algorithm is adopted to significantly improve the energy efficiency of the system, and the charging efficiency is 30% higher than that of PWM mode. 2Widely Use: Energy controller can be used for household, base station, offgrid, power station, rv, yacht, ship and other solar systems. 3Charging 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. 4Temperature Detection: Built in temperature detection, derating charging, no fan required, stable operation in extreme temperature environment. 5Compatible With Various Batteries: Support a variety of lead acid batteries and lithium batteries, users can customize the charging parameters.Item Type: SolarChargeControllerMaterial: ABS .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; }Charging Type:MPPTRated Voltage:DC 12V/24V AUTOCharging Current: 30ADischarge Current: 20ARated Power:12V/400W; 24V/800WOperating Temperature: -35 - +45Protection Level: IP32Communication Mode: RS485Conversion Efficiency: 98%MPPT Tracking Efficiency: > 99%Altitude: 3000MApplicable Scenarios: Household, base station, off-grid, power station, rv, yacht, ship and other solar systemsPackage List1 x Solar Charge Controller1 x Manual1 xWiring Harness