550VA/330W Ecologic Battery Backup Uninterruptible Power Supply (UPS) System uses simulated sine wave output to safeguard workstations, networking devices, and home entertainment equipment EIGHT NEMA 5-15R OUTLETS: Four battery backup & surge protected outlets, Four surge protected outlets (Three ECO controlled); INPUT: NEMA 5-15P right angle, 45 degree offset plug with five foot power cord LED STATUS LIGHTS: Indicate Power-On and ECO Mode On/Off ECO MODE: When the UPS detects a computer is off or in sleep mode, it will automatically turn off power to computer peripherals connected to ECO mode outlets, reducing power usage and lowering energy costs 3-YEAR WARRANTY – INCLUDING THE BATTERY; dollar 100,000 Connected Equipment Guarantee and FREE PowerPanel Personal Edition Management Software (Download)