Durable Economical Great variety Electrode wire: carbon fiber, pin 1.95~2.10mm, for prewire electrode padsTENS lead wire: for use with TENS, EMS or other low & medium frequency therapy devicesFeatures:1. Durable, high integrity2. Great variety: electrode wire, TENS lead wire, snap adaptor, snap converter & etc.3. Economical TENS lead wire (China and Taiwan TENS/ EMS electrode manufacturer)