Tripp-Lite AVR550U Avr Series 120V 550VA 300W Ultra-Compact LINE-Interactive Ups with 8 USB Port

the energy-efficient AVR 550 you line-interactive UPS system is a cost-effective solution for protecting desktop PCs Network workstations and a wide variety of electronic devices in your home or office environment it provides eight outlets reliable battery backup AC and tell DSL line surge suppression and built-in line noise filtering to prevent disruptive interference from damaging your equipment this 550 VA UPS system features automatic voltage regulation or AVR which corrects brownouts and over voltages without drawing on backup battery power that may be needed to support your equipment during a blackout this feature also prevents wear and tear on your battery so it lasts longer in the event of a prolonged power failure the AVR 550 use hid compliant USB port can be used with downloadable power alert software or your computer's built-in power management tools to facilitate safe unatte