The effectiveness of your electrotherapy treatment depends directly on the quality and condition of the electrodes used. This electrode set is suitable for Beurer EM40, EM 41, EM41. 1 and EM 80 models Features: 8-part electrode set Electrode dimension 45mm x 45mm Suitable for EM40, EM41, EM41. 1 and EM 80 Beurer electrostimulators Self-adhesive electrodes Reusable Push-button connection