Specifications: 80A Solar Panel Charge Controller Regulator Solar panel 960W/12V 1920W/24V Compatible with 1920W(24v) solar panel with dark activated function, Max current is 80A 80A Solar Panel Charge Controller 12V/24V + LCD display Compatible with MAX 1920W Solar Panel 12V/24V Auto Switch; Timer Intigrated (Lighting function) SOLAR80 Series controller has the following features: Solar LCD series a kind of intelligent, multipurpose solar charge and discharge controller 1, LCD screen display 2, Easy operation interface 3, PWM+MPPT charging mode 4, Parameter user can reset, 5, A key to open and close the load, 6, A key to restore the factory settings, 7, Battery reverse discharge protection, 8, Battery reverse polarity protection 9, Battery under voltage protection, 10, Overload, short-circuit protection, 11, Automatic temperature compensation function, 12, USB 5V charging (for 500mA) for mobile phone. SOLAR80 Datasheet: Output Voltage: 12V/24V Automatically distinguish voltage Rated working current :80A Solar panels voltage:48V Full Charge Cut : 13.8V/27.6V Low Voltage Cut :10.7V/21.4V Temp ompensation: -4mv//cell Zero Load Loses: 25mA Low voltage recovery(settable): 12.5V/25.0V Loop pressure drop: 160mV Installable maximum cable: (25mm2) Working temperature: -10~60 Storage temperature: -30~70 Temperature requirement: 90,no condensation Dimension: 90 mm188 mm48 mm Mounting hole spacing: 60 mm178 mm --5 Weight: 1000g Charging mode: PWM+MPPT mode