1. Before use, it is necessary to spray a small amount of water on the silicone pad or wet the skin with water.

2. If your skin feels slight tingling during product use, it is normal. Because your skin is too dry, please moisten your skin with water first!

3. The device needs to be tightly attached to clean skin in order to work! Please ensure that the silicone pad is tightly against the skin to activate the normal operation of the device!