New PWM 12/24V solar charge controllers 1.Manual ON/OFF 2.Current:10/15/20A 3. ... ,surveillance 4.CE,CCC New PWM 12/24V solar charge controllers Manual ON/OFFIdeal for home system, surveillance etcCurrent: 10A/15A ... protection: Overheating, over charging, over discharging, overload, and short circuit Reverse polarity protection: Any combination of solar module and battery l ...