... :90v-280v,powerful charging current:10A--30A.it can drive AC,refrigerator,with RS232,SNMP HOME UPS(POWER INVERTER)1,INPUT voltage rang ... :90v-280v,2,with four -steps AVR3,recharge current :10A--30A.4 ... ,refrigerator,TV,fan ,also it can drive computer,ATM.5,with RS232,SNMP.6,Output pure sine wave7,Has CE , ISO certificate8 ...