MAXPATCH (5 packs of 4 Tens Electrodes ) 48x48mm tens electrodes with lead wire (20 electrodes) High Quality Re-useable Electrodes (20 - 30 applications) CE Marked. These Tens Electordes will fit systems with a 2mm pin connector Great Value Only £17.63 inc vat and delivery (equal to £3.53 per pack of 4 electrodes)