Compact PC Mount keylock switch type SK12AG13 by NKK features SPDT contacts rated 28V 0.4VA (AC/DC). Key can be removed in either position. Comes with clear removable protective boot and 2 tiny keys. Size about 0.65" x 0.56" x 0.83" tall (excluding pins and mounting tabs). Brand new in sealed bag. Retails for $13.40.