1、The appearance of the electrode is fine, with neat edges and no glue overflow. 2、Electrode patch conductive adhesion layer is not easy to cause skin irritation. 3、After using the electrode for 15 minutes, the adhesive force is still firm and good. 4、Used with medium and low frequency pulse therapy device, massage device and so on to conduct electrical pulse signal. 5、Including 20pcs electrode pads of the package, meeting your different needs. Condition: 100% Brand New Item Type: Electrode Pads Material: Non-woven fabric + gelHole Size: Approx. 3.5mm / 0.1in Purpose: Used with medium and low frequency pulse therapy device, massage device and so on to conduct electrical pulse signal Usage: 1. Select appropriate physiotherapy electrodes and connect them with the equipment; 2. Carefully cleaning the parts in contact with the physiotherapy electrode; 3. Tear off the protection cover, stick the electrode to the required part accurately, and gently press the backing with your finger to make it easier to stick. Notes: 1. In case of skin allergy or redness or swelling in the paste area, please stop using 2. After using the electrode, please lift it from its edge rather than lift the electrode directly through the tail line; 3. Please use the product under the guidance of professionals 4. Avoid strenuous activities and excessive sweating when using. 5. There should be no sweat, water droplets or dirt on the patch. 6. Stick the patch tightly. The patch used repeatedly may be stained with sebum and sweat, resulting in reduced adhesion and even loss of irritation 7. Operate in a state of power cut off; 8. Dab the patch with a damp cloth to remove surface dirt 9. The product is expendable and will lose its activity if used for a long time, so it needs to be replaced in time 20 x Electrode Pads