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 Maintains continuous 120V nominal output during brownouts and overvoltages ENERGY STAR-certified to save electricity, lower costs and protect the environment Front-panel LCD reports detailed voltage, runtime, load and battery information Ideal for protecting sensitive electronics from power interruptions: Backup/Run Time (Half Load) 11.8 Minute & Backup/Run Time (Full Load) 4.4 Minute