... charging current:10A--30A it can drive AC,refrigerator,with RS232,SNMP Home UPS1,INPUT voltage rang :90v-280v ... ,2,with four -steps AVR3,recharge current :10A--30A.4,It ... fan ,also it can drive computer,ATM.5,with RS232,SNMP.6,Output pure sine wave7,Has CE , ISO certificate8,protection ... mains come, it willl start the unit automatically. Pure sine wave Home UPS