New desiged with AVR function Better charging, stable, battery saving full auto puresine wave power inverter. full auto puresine wave power ... charging, stable, battery savingfull auto puresine wave power inverter.DESCRIPTIONFull-Auto Sine Wave Inverter MODEL NO.PGN-Z-1KVA/1 ... waveform, reliable regulation 5.Strict design, Accurate assmblage New designed with AVR pure sine wave power inverter