Tripp Lite INTERNET900U Internet Office 900VA UPS 120V with USB, RJ11, 12 OutletUPS system delivers battery-derived AC output during blackouts and brownouts, providing time to safely shutdown computers and other sensitive electronics. Widely spaced outlets accommodate large transformer plugs without blocking outlets. Built-in TEL/DSL line surge suppression protects modems, fax machines and phones. USB connectivity and free downloadable PowerAlert monitoring software enables unattended, automatic file save, software close and safe system shutdown. Space-saving, ultra-compact housing fits almost anywhere. Audible alarm and front panel LEDs offer status information regarding line and battery power operation. System VA: 900 VA; Backup Time at Half Load: 10 minutes @ 450 Watts; Automatic Voltage Regulation (AVR): No; Battery Recharge Time: 4 h.