Extend any existing computer AC power cord receptacle into a standard AC style receptacle. You can also use this cable to plug monitors directly into computer`s AC port. Tested to exceed applicable industry standards, including UL and CSA approvals. Connects Devices (From/To): Computer, Monitor, Printer to 120V AC Wall Socket; Connector/Port: 3-Pin AC Plug, 3-Pin AC Receptacle; For Device Type: Computer, Monitor, Printer; Cable Type: AC Power.