1. Use the pads only on normal, healthy, clean and dry skin. Do not use the pads on open wounds or rashes, or over swollen, red, infected or inflamed skin.2.For the first time use, if there are symptoms include red, and itchy skin, , please stop using it.3. Not suitable for child , pregnant women, hypertension patients, people with skin problems or sensitive skin, people who recently undergone a surgical procedure.4.Do not use this massager if you have pacemaker or other life support equipment such as an artificial lung or respirator.5.Do not use this massager over the main arteries close to your neck or throat, near the heart, directly to the heart area across the chest or on the chest, on your head or across your head.6. Do not use if wearing the device necessitates placement over areas at which drugs/medicines are administered (short-term or long-term) by injection (e.g. hormone treatment).7. Please do not use the pads on the same body part for more than 30 minutes.8. Please replace the pads after using 15-20 times.9.Used the pads on clean and flat areas,no sweat,no oil.10.This is not intended to be used for medical diagnosis or treatment or as a substitute for professional medical advice.Actual product packaging and materials may contain more and different information than what is shown on our website. We recommend that you do not rely solely on the information presented and that you always read labels, warnings, and directions before using or consuming a product. Please see our full disclaimer below.Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition.Disclaimer: While we work to ensure that product information is correct, on occasion manufacturers may alter their ingredient lists. Actual product packaging and materials may contain more and/or different information than that shown on our Web site. We recommend that you do not solely rely on the information presented and that you always read labels, warnings, and directions before using or consuming a product. For additional information about a product, please contact the manufacturer. Content on this site is for reference purposes and is not intended to substitute for advice given by a physician, pharmacist, or other licensed health-care professional. You should not use this information as self-diagnosis or for treating a health problem or disease. Contact your health-care provider immediately if you suspect that you have a medical problem. Information and statements regarding dietary supplements have not been evaluated by the Food and Drug Administration and are not intended to diagnose, treat, cure, or prevent any disease or health condition. Amazon.com assumes no liability for inaccuracies or misstatements about products.