1.Ranging: 6-20KVA 2.Rated Voltage: 220VAC 3.Rated Frequency: 50/60Hz 4.Output PF: 0.8 5.RS232 & ... TimeOver TemperatrueTransfer to Bypass Output AutomaticlyDisplayLCDChinese / English MenuInput Voltage,Output Voltage,Current,Frequency,Battery Voltage & Charging Current,Fault,AlarmLEDUPS StatusAlarmBattery Low VoltageAlarm Every ... 27 years.Product picture: LCD panel 6-20K high frequency Online UPS