Protects equipment against blackouts, brownouts, overvoltages, surges, and line noise; 316 Joules of surge suppression; Battery backup allows time to save files and safely shut down during blackouts; 8 NEMA 5-15R outlets provide power to PC, home theater, or networking equipment; High >98% efficiency reduces BTU emissions, saves power, and lowers energy costs; Front-panel LED indicates line/battery mode and low-battery statuses at a glance; Includes owner’s manual;