7304-2 Footswitch for INSIZEHeavy Duty Footswitch This heavy duty footswitch is designed to work with INSIZE USB Direct Cables. These cables have a footswitch jack on the cable, so all you have to do is plug this footswitch into that footswitch jack and you can now trigger a data send from your gage by simply pressing the footswitch. Used on floor as footswitch or on the tabletop as a palm switch.