APC 3000VA RM 2U 230V LCD Smart-UPS with SmartConnect (SMT3000RMI2UC) - Max Configurable Power (Watts): 2.7kWatts / 3.0kVA, Input frequency: 50/60 Hz +/- 3 Hz Auto-sensing, Output Frequency (sync to mains): 50/60 Hz +/- 3 Hz Sync to mains, Transfer Time: 6 ms typical : 10 ms maximum, Number of Power Cords: x 1, Interface Port(s): RJ-45 Serial, SmartSlot, USB, Available SmartSlot Interface Quantity: x 1, Expected Battery Life: 3 - 5 years