Tripp Lite's SMART1200LCD Line-Interactive Digital UPS System offers voltage regulation, surge suppression and battery support for sensitive electronics. Automatic Voltage Regulation (AVR) circuits regulate brownouts and overvoltages from 75V to 147V back to usable levels without using battery power. Includes 8 battery-supported outlets. Built-in USB and DB9 serial ports. PowerAlert Software available via free download from www.tripplite.com. HID-compliant USB interface enables integration with built-in power management and auto shutdown features of Windows and Mac OS X. Built-in single-line RJ-45 jacks offer protection for equipment with single-line tel/DSL or network Ethernet. Built-in audible alarm and large LCD front panel voltage display indicates line power status, battery power status, battery low/replace status and voltage operation. 1200VA/700W power-handling capacity. Offers 4 min. battery runtime with a full load of 1200VA/700W and 12 min. with a half load of 600VA/350W.