Ultra-high efficiency ECO Series UPS System saves energy by automatically powering off unused computer accessories when the computer is not in use. UPS system uses less electricity than conventional models. Design includes six battery-supported outlets for computer, monitor and four vital system peripherals, plus six additional surge suppression-only outlets for accessories not requiring battery support. Four of the surge-only outlets are designated Eco outlets that can be configured to automatically power off when the computer enters standby mode or is shutdown. USB port enables UPS configuration options and unattended system shutdown without data loss in the case of extended power failure. Built-in, single-line RJ11 phone suppression protects modem, fax machine, cordless phone or other accessories with a dialup/DSL phone connection. UPS system meets RoHS standards. 750VA/450-watt power handling ability supports entry-level PC systems for up to 45 minutes during power fail conditions.