Tripp Lite's SMART1500LCDT Line Interactive Tower UPS System offers voltage regulation, surge suppression and long lasting battery support for personal computers, network workstations, home entertainment systems and media centers. Internal UPS circuits support entry level PCs or individual VCR/DVR components during power failures. Prevents data loss, viewing interruptions, lost recordings and loss of component programming. Automatic Voltage Regulation (AVR) circuits continuously regulate brownouts and overvoltage's from 92V to 150V back to usable levels, all while maintaining a full battery charge. Offers complete power protection in an attractive all black cabinet design. Includes 10 built in outlets, 5 with full battery backup and surge suppression for vital system components and another 5 with surge suppression only for accessories not requiring battery support. Built in USB port and included cable enables optional unattended system shutdown without data loss in case of extended power failure. Power Alert software is available via free download from Tripp Lite's website. HID compliant USB interface also enables integration with built in power management and auto shutdown features of Windows and Mac OS X. Built in surge dateline surge suppression jacks protect equipment with single line dialup/DSL or network Ethernet connection. Built in audible alarm and large LCD front panel display offers easy to read icon based status indicators and detailed numeric data regarding input voltage, output voltage, frequency, load percentage, load watts, battery voltage and runtime in minutes. 1500VA/900W power handling capacity supports entry level PCs, home entertainment systems, network workstations and audio/video components.