Tripp Lite Internet Office UPS Battery Backup, 550VA/300 Watt

8 NEMA 5-15R outlets power and protect PC, home theater or digital signage equipment $100,000 Ultimate Lifetime Insurance Home-friendly alarm remains silent in backup mode, sounding only when imperative Protects equipment against blackouts, brownouts, overvoltages, surges and line noise Keeps AC power running during blackouts to allow time for file saves and safe shutdown 3-year limited warranty Built-in DB9 serial port provides remote notification of site power and UPS status