APC Smart-UPS On-Line, 6000 Watts /6000 VA, Input 230V / Output 230V, Interface Port Contact Closure, RJ-45 10/100 Base-T, RJ-45 Serial, Smart-Slot, USB (Universal Serial Bus), Extended runtime model LCD graphics display Text & mimic diagrams that display modes of operation, system parameters & alarms. 10/100 Base T Connection Connect the device to a network using a 10 or 100 Base T connection Green mode Patent-pending operating mode that bypasses unused electrical components in good power conditions to achieve very high operating efficiency without sacrificing any protection. Battery failure notification Provides early-warning fault analysis on batteries enabling timely preventive maintenance