Dimensions, inches: 17.4 x 7 x 18.9 (3U), weight 64 lb, input 5-20P, output receptacles 4 each 5-15R,2 each 5-20R, input voltage 80-140, output voltage 100/110/120 Run time full load 7 min. LED indicators: Utility, Battery Low, Bypass, Test OK, Overload Fault, Load/Battery Level, and Fault Conditions. Alarms: (Audible and Visual) Line Failure, Battery Low, Transfer to Bypass, Overload, System Fault conditions. Self Diagnostics: On-Demand Push Button