... manufacturers 2.Efficiency 90% 3.Charging current 8A 4.Output P.F 0.8 5.H.Fand true sinewav Uninterruptible power ... %INTERFACEInterfaceLCD or LED PanelI/P Voltage, I/P& Frequency,Battery voltage,UPS status, load, temperature,O/P Voltage,Frequency, B/P Voltage,Frequency CommunicationsRS232,Intelligient ...