Output power capacity : 2.1 KWatts/3.0 kVA Max Configurable Power (Watts) : 2.1 KWatts/3.0 kVA Nominal Output Voltage : 230V Output Voltage Distortion : Less than 5% at full load Output Frequency (sync to mains) : 50Hz Topology : Line Interactive Waveform type : Sine wave Output Connections (8) IEC 320 C13 (Battery Backup) (1) IEC 320 C19 (Battery Backup)