APC Back-UPS 2200VA 230V AVR IEC Socket (BX2200MI) - Max Configurable Power (Watts): 1.2kWatts / 2.2kVA, Input frequency: 50/60 Hz +/- 5 Hz Auto-sensing, Output Frequency (sync to mains): 50/60 Hz +/- 1 Hz Sync to mains, Transfer Time: 6 ms typical : 10 ms maximum, Number of Power Cords x 1, Interface Port(s): USB, Expected Battery Life: 3 - 5 years