... ac power inverter dc12v to ac220v power inverter 8000W DC12/24/48V to DC110/220V pure sine wave inverter1. Efficiency:94 ... light buld, CD , Mini stereo ,etc.300W: 20TV ,VCR Combo ,computer ,printer ,Fax ,etc.500W: Home stereo ,Blender ,Fan ,etc.1000W ...