MEAN WELL TS-1000-112 12 VOLT 1000 WATT TRUE SINE WAVE DC / AC INVERTER WITH DUAL GFCI OUTLETS 1000 WATT CONTINUOUS POWER 1500 WATT FOR 3 MINUTES 2000 WATT SURGE POWER TRUE SINE WAVE OUTPUT ( THD &lt;3% ) TWO GFCI AC RECEPTACLES