Tripp Lite 8-Outlet Low-Profile USB UPS System: * Â 550VA, 300 watts power handling * Â Back-up time: half load 10 minutes, full load 3.5 minutes * Â 8 outlets with 4 UPS/surge and 4 surge-only * Â 252 joule protection * Â Free PowerAlert Software download and cabling provide monitoring of site power conditions * Â Compact cabinet design * Â Tel/DSL surge suppression with built-in jack * Â 2-year worldwide warranty and $100,000 connected equipment insurance (USA, Puerto Rico and Canada only) * Â Includes 6" AC power cord and USB cable