Geek Squad GS-875U

8 total surge-protected outlets, 4 with battery backup; Automatic voltage regulation (AVR) maintains steady flow of power; Up to 90 minutes of battery backup in case of power failure (when used with iMac G4), up to 75 minutes when used with desktop PC with 15-inch monitor, up to 35 minutes when used with desktop PC with 21-inch monitor; 875 VA rating, 1134 joules surge energy rating; Surge protection for broadband/DSL network and phone/fax/modem (2 line, 1-in/1-out) and coaxial (1-in/1-out) connections; Hot-swappable battery (12 V); Audible alarms for battery on, low battery and overload, LCD panel; Circuit breaker overload protection on UPS, internal current-limiting protection on battery; Geek Squad power management software saves open files, closes applications and shuts down computer when a power outage occurs, auto restart and auto charger.