... :Equalization,PWM,Boost Float 7.LCD display for Charging,Discharging ,Battery&Solar Panel state and Load working Mode8.Overload ... )12.5V/25.0V50.0V Reverse polarityprotection for solar panel ,battery and DC load. Reverse currentyes.at night ... AWG (16mm2) Protection classIP22 Case materialABS LCD displayCharging,Discharging ,Battery & Solar Panel state and Load working Mode Productsize(mm)90 ...