HOME UPS wide input voltage rang:90v-280v powerful charging current:10A--30A it can drive AC,refrigerator,with RS232,SNMP Home UPS1,INPUT ... drive computer,ATM.5,with RS232,SNMP.6,Output pure sine wave7,Has CE , ISO certificate8,protection against short-circuit, overload9 ... the mains come, it willl start the unit automatically. Pure sine wave Home UPS