Tripp Lite's BC600SINE UPS system provides long-lasting battery backup for professional workstations PCs networking equipment and other sensitive electronics. Sine wave output in both line and battery power modes provides compatibility with all electronic loads including PC and Mac systems fitted with Active Power Factor Corrected (PFC) power supplies. Uninterruptible Power Supply switches to battery derived sine wave AC output during power failures and severe voltage fluctuations so that connected equipment can be operated normally and shut down without data loss. Provides 18 minutes battery runtime with a typical desktop computer system (100 watts). Includes 3 battery-supported outlets for computer monitor and one vital system peripheral plus 3 additional surge suppression-only outlets for printers and other system accessories not requiring battery support. USB port enables optional unattended system shutdown without data loss in case of extended power failure; cable included. USB interface enables integration with built-in power management and auto shutdown features of Windows and Mac OS X. PowerAlert software is also included for a variety of desktop and network shutdown agents. Built-in audible alarm and 4 front-panel LEDs indicate line power status battery power status overload status and battery low/replace status. 650VA/375W power handling ability supports professional workstations desktop PCs point-of-sale equipment small business phone systems audio/video equipment and home theater systems. Supports user battery replacement via built-in access panel. 3-year warranty. $150000 connected equipment insurance (USA Puerto Rico & Canada only). Key Features Tripp Lite?s BC600SINE tower sine wave UPS system provides long-lasting battery backup for a variety of computer and electronic applications Sine wave output in both line and battery modes provides compatibility with all electronic loads including PC and Mac systems fitted with Active Power Factor Corrected (PFC) power supplies BC600SINE UPS system switches to battery derived sine wave AC output during power failures and severe voltage fluctuations with enough time to shut down without data loss 650VA / 375 watt UPS capacity with 3.3 minutes runtime at 100% load and 11.1 minutes at 50% load Provides 18 minutes battery runtime with a typical desktop computer system consuming 100 watts Includes 3 battery-supported outlets for computer monitor and one vital system peripheral plus 3 additional surge suppression-only outlets for printers and other system accessories not requiring battery support USB port enables optional unattended system shutdown without data loss in case of extended power failure; USB cable included HID enabled USB interface enables integration with built-in power management and auto shutdown features of Windows and Mac OS X PowerAlert software CD included Built-in audible alarm with cancel switch warns of power failure conditions; once silenced alarm will re-sound as batteries approach full discharge Alarm can be permanently silenced via PowerAlert interface 4 front panel LEDs indicate line power status battery power status overload status and battery low/replace status Supports user battery replacement via built-in access panel 3 year product warranty / $150000 Ultimate Lifetime Insurance (USA Puerto Rico & Canada only) Package Includes BC600SINE UPS System USB Cable Owner's manual