8K x 8 AutoStore nvSRAM APC BACK-UPS ES 8 outlet 550VA 120V Uninterruptible Power Supply (UPS); Series:BK; Output Voltage:120V; Output Power Max:210W; Run Time - Half Load:18min; Run Time - Full Load:5min; applications:Personal Computers; Electrical outlet Style:NEMA 5-15R RoHS Compliant: NA Uninterruptible Power Supply (UPS); Series:BK; Output Voltage:120V; Output Power Max:330W; Run Time - Half Load:14min; Run Time - Full Load:2min; applications:Personal Computers; Electrical outlet Style:NEMA 5-15R RoHS Compliant: NA