MISOL PWM Solar regulator 50A / Charge Power Controller / Regulator 12V 50 Amp solar charge controller It is an economic controller for off grid solar system, especially for rural solar home system Current:50A, Voltage:12V Clear, readable display of the state of charge Microcontroller digital accuracy PWM Charge mode State of charge (SOC) Temperature compensation Automatic detection of the voltage Electronic protection Short circuit protection Reverse polarity protection Reverse current protection at night Over charging or discharging protection Over load protection