Make sure that the protective plastic covering the massage pads have been removed before you apply the pads to skin at the treatment area. The electrode pads are water activated. Before each use, use finger tips to get some tap water and moisture the water onto each pad on adhesive side, then shake the pads for 3-5 times, the pads will become half dry and half wet, it will be sticky again, apply the pads to the skin at the targeted area. Make sure that the pads are firmly attached to the skin for better conductivity and adhesiveness.
Remove the old pads and replace with new pads about once a month to ensure maximum effectiveness. Also, remember to place the pads back pads holder or plastic bag right after each use to keep clean and moisture for next use.