APC Smart-UPS X 2000VA Rack/Tower LCD 100-127V Outlets: 10 Output Frequency: 50/60Hz +/- 3 Hz Battery Recharge Time: 3 hour(s) Series: Smart-UPS International Version: 120V Input Voltage Range: 70 V AC to 153 V AC Mains Operation 75 V AC to 154 V AC Adjustable Mains Operation Input Frequency: 50/60 Hz +/- 3 Hz (auto sensing) Input Connection: NEMA 5-20P