Tripp Lite's AVR750U line-interactive UPS offers complete protection for PCs, workstations and other sensitive electronics in an ultra-compact, mountable housing. It prevents data loss and system downtime by providing battery-supported AC output during blackouts and Automatic Voltage Regulation (AVR) during brownouts and overvoltages. The AVR750U has a total of 12 outlets; 6 UPS and surge outlets and 6 surge only outlets. It supports entry-level PC systems for up to 35 minutes during blackout conditions. Single-line telephone suppression jacks protect modems, fax machines, cordless phones and other equipment with standard dialup or DSL. USB port, with included cable, works with free PowerAlert monitoring software for unattended system shutdown. Alarm and front panel LEDs offer status information regarding line and battery power operation. Output Voltage: 120Vac +/- 5% Outlets: 12 Battery Run Time: 4 minutes Battery Recharge Time: 2-4 hours to 90% Interface Port: USB Data Line Protection: Tel/DSL Surge Energy Rating: 400 joules Weight: 15.3