... stop power supply*10.8V or 21.6Vrated charging current5A/10A/12A/15AVoltage of resume power supply*11.8V or 23 ... .6VRated loading current5A/10A/12A/15AVoltage of stop charge*14V or 28VWorking temperature-20 ... coefficient of voltage stop charge-3mV/°C/cell Solar Regulator 10A, 12/24v, Solar Charge Controller, charging battery, PWM, new ...