OCZ PPCUPSPS1500 1500 UPS PC Power and Cooling Pro-Source 1500VA (1440VA standard power cord) and 900W /10 minutes back-up battery time at typical load (600W) Compatible with Windows XP/Vista, Netware, and Linux OS/ 3 standard 12V, 7Ah rechargeable batteries Pro-Source can send alerts to a computer through a USB cable and can be monitored via pager or email Very quiet and 97% efficient when running on AC power/ 3-Year Warranty and Free Tech Support Input Voltage Range: -20% ~+24% for selected output voltage