Why do you feel slight electric shock and stinging pain when using the product?

2019-03-13 10:24:02        0

A:During the use of this product, the gel pads may become less viscous after repeated use, or the product may not stick closely enough to the skin due to improper operation, resulting in a tingling sensation. Please replace or clean the gel pads as soon as possible to ensure that the product and human body can stick closely.As shown in the below picture: