If you've already got your own TENS unit or other power supply. this adapter will open a whole new world by letting you connect your ElectraStim toys to your gear. Included is one cable with 2mm pin inputs and adaptor plugs to make the connection to your power source.

Product Details:
• ElectraStim cable with 2.5mm jack connector
• 2.5mm to 3.5mm jack adpater plug