BACK sin is arise Ground Farmed Connection Foi the poss inverter to Work properly, Your power sours must provide 12: wilts 0 avd the prows source must provide rough current lie 48 Amos operate the load of 550 Watts or under). Cation: This inverter mus only be connected to batteries with a nominal oulputvoitage of 12 volts, Lower voltage will not operate the inverter properly, and more voltage could damages the Inverter or te dive being powered.