Tripp Lite SMART750USB Smart Pro 750 VA 450 Watts 6 Outlets Tower Line Interactive UPS Outlets: 6 Battery Run Time: Full Load Runtime: 2.2 minutes (450 Watts) Half Load Runtime: 8.3 minutes (225 Watts) Output Frequency: 60 Hz Battery Recharge Time: Less than 4.5 hours from 10% to 90% Series: SmartPro Input Voltage Range: 120V AC Input Connection: NEMA 5-15P Output Voltage: 115V (+/- 5%)