1)power supply stabilizer 2)Input:160-270V Output:220V 3)Certificate:CE,ISO9001 4)5-7 days,Fast delivery SVC single phase high accuracy full automatic AC voltage stabilizer 1) power supply stabilizer 2)Input Voltage:160-270V Output Voltage:110V/220V 3)Quick Starting4)Certificate:CE,ISO90015)Fast delivery,3years warranty