Approved for stimulation, these monopolar needle electrodes have a machine-sharpened Trocar tip and ultra-thin PTFE coating to ensure low friction at the insertion point and ease of use. These electrodes are pre-attached to a 30 in /0.77 m wire with a safety DIN 42 802 connector. Completely disposable. Lead-free, latex-free electrode and RoHS compliant. 25 needles per box.