... function.12V/24V 5A~10A Single output pwm portable solar power system SR-LModelSR-L seriesrated charging current5A,10A ,15A ... 4.0mV/°C/2V(boost voltage, direct charge, float charge and charge return voltage compensation)Control methodPWM Smart ChargingWorking ... Rated: load current short circuit protection action.Circuit protectionOver-charge, over-discharge, short circuit and over-load protectionAll ...