Tripp Lite's INTERNET900U standby UPS offers complete protection for PCs, workstations and other sensitive electronics in an attractive, ultra-compact, mountable housing. Prevents data loss and system downtime by providing battery-supported AC output during brownouts and blackouts. 12 widely spaced output receptacles accommodate large transformer plugs without blocking outlets. 6 outlets provide full battery support and surge suppression for computers, monitors and other vital system components. 6 additional surge suppression-only outlets are ideal for printers and other accessories not requiring battery support. Single-line telephone suppression jacks protect directly connected modems, fax machines, cordless phones or other peripherals sharing a standard dialup or DSL phone line connection. USB communications interface with PowerAlert monitoring software (via web download) and cabling enables a safe, unattended system shutdown. HID-compliant USB interface enables integration with built-in power management and auto-shutdown features of Windows and Mac OS X. Audible alarm and front panel LEDs offer status information regarding line and battery power operation. 900VA/480W power handling ability supports entry-level PCs for up to 45 min. during power failures. 3-year warranty.