Victron Smartsolar 100/50 MPPT Charge Controller

Maximum input voltage: 100 volts Maximum output current: 50 amps Maximum PV input power: 700 watts at 12 volts or 1400 watts at 24 volts Efficiency: Up to 99% Charge algorithms: Bulk, Absorption, Float, and Equalization Protection features: Overcharging, overvoltage, undervoltage, short circuit, reverse polarity, and thermal overload Dimensions: 5.12 x 7.32 x 2.76 inches (130 x 186 x 70 mm) Weight: 2.87 pounds (1.3 kg)