10/20/30pcs Replacement Patch for Migraine Insomnia Relief Head Massager Massage Sleep Monitor Physiotherapy Health Care      Features:   Suitable for electric insomnia hysiotherapy machine. Help to improve blood circulation, promote metabolism and eliminate fatigue. Self adhesive, high adhesive, convenient to use and reusable. Useful and safe accessory for medical care.    1. Self Adhesive, Re-usable, Long Life  2. Bio-compatible, Dry out Resisting  3. No hot spots, more stimulation comfort.      Note:   Cleanse your skin before using electrode pads for better results.      The number of electrode pads used The number of times the electrode is used depends on the cleanliness and oilyness of the human skin, so it is best to wash the skin with soap before use (alcohol is equally acceptable). By cleaning the skin, you can achieve better results and improve the frequency of use of the electrode. Electrode pads life After each use, put the electrode back to the original packaging bag, placed in the shade. If the electrode is dry a little, use a few drops of water to wet it. This will increase the life of the electrode.      Note:   The package does not contain a machine. If you need a machine, please check other links in our store or contact us to send you a link, thank you