These are designed for 2mm pins and are compatible with  a wide range of control boxes including E-stim， ErosTek， PowerPlay， PES and many TENS units. One pin pushed into one of the ends of each rubber loops is required for the setup to work. Use multiple sets for control boxes with more than 1 channel or splitter cables to make more complex setups.

Privacy
All Packaging Are Rigorously Check Whether Non-Destructive. Parcel Is Opaque And We Will Not Leave Any Sensitive Information On The Packaging  That Better Protect Your Privacy!No fancy packaging will not take the weight(but solid opaque， no one can see what is inside)， so can save  the  shipping cost for you

SHIPPING
Preparation time is less than 5 days， transportation time is about 8-30 days after the goods issued.(Some remote areas may be extended)

Customs
The seller has no control over the customs charges， if any customs charges， the buyer is responsible. But we will do our best to avoid the customs charges for you.

Return
If you are not satisfied，we accept any reason to return within 15 days!
Round-trip shipping costs are borne by the buyer
We do not accept refund until received your package

Contact us
We will reply to your enquiries as immediately as possible. However， please note that we have 12-16 hours time difference with Western Europe and a 8 hours time difference with USA Therefore， we promise at our best to answer your emails within 8 hours.