TRIPPLITE TRIPPLITE Internet Office 350 UPS System Features 6 outlets (3 UPS & surge + 3 surge-only outlets) Diagnostic LEDs indicate AC present, line fault, on battery, overload, and battery low/replace Built-in RJ11 jacks prevent surges from damaging two separate modem, fax or phone devices sharing a single phone line Input/Output specs - 120V, 60Hz Full load runtime - 4 minutes