<p> These TENS & EMS Machines Electrode Leads & Wires will fit only Neuro Trac Machines. They are designed to fit all Neurotrac Machines shown below:</p> <div> Neuro Trac® Pelvi Tone</div> <div> Neuro Trac® Sports</div> <div> Neuro Trac® TENS</div> <div> Neuro Trac® Sports XL</div> <div> Neuro Trac® Simplex</div> <div> Neuro Trac® Rehab</div> <div> Neuro Trac® Obstetric TENS</div> <div> Neuro Trac® Myo Plus</div> <div> Neuro Trac® Continence</div> <div> Neuro Trac® Myo Plus 2</div> <div> Neuro Trac® Multi TENS</div> <div> </div> <p> The picture shown is showing 1 lead (The white end fits into the machine, & the black & red attach to your electrodes). They are sold in pairs, so you will receive 2 leads.</p>