Ultra-compact, green UPS system is the ideal green solution for complete protection against blackouts, brownouts and power surges. Its 650VA/325-watt, power handling capacity supports entry-level PC systems for up to 17 minutes during blackouts. With a power efficiency rating of 99 percent, this UPS offers energy savings plus cooler operation by limiting UPS power consumption. Interactive LCD screen displays operating conditions and lets you change settings. Design also features four battery-supported outlets for computer and peripherals plus four surge suppression-only outlets for accessories not requiring battery support. Three of the surge-only outlets are ECO outlets that can be configured to automatically power off unused computer accessories. Built-in, single-line, tel/DSL (RJ11) jacks protect a modem, fax machine or phone. One USB port (USB cable included) plus free PowerAlert software enable unattended system shutdown without data loss in the case of an extended power failure.