This solar charge regulator from Magnum is the perfect addition to your off-grid power system. Designed for use with solar panels with a maximum input voltage of 12V, this battery-based inverter technology provides reliable DC current to power your devices. With a wattage of 100 watts and low voltage, discharge, and high voltage protection, the Magnum charge regulator is a reliable option for irrigation, camping, home/garden, and backup power applications. This portable regulator is dust-resistant and perfect for use both indoors and outdoors.