... / 1000 VA, Input 230V / Output 230V, Interface Port DB-9 RS-232, SmartSlot, USB, Rack Height 1 U ... : 151 - 302V Batteries & RuntimeBattery Type : Maintenance-free sealed Lead-Acid battery with suspended electrolyte : leakproof Typical recharge time : 2 hour( ... ) Runtime Chart : Smart-UPSCommunications & ManagementInterface Port(s) : DB-9 RS-232,SmartSlot,USB Available SmartSlot Interface Quantity : 1 ...