1. Remember to apply your face with a steamer or a hot towel before use, so that the pores are fully opened, and the stubborn blackheads and softened oil can be easily absorbed;
2. Some people's skin is more sensitive. It is recommended to choose a low gear when using for the first time, and then gradually increase the gear according to the skin condition;
3. Do not press the tip firmly on the skin to avoid skin damage;
4. Do not stay in the same area for more than 2s, it may cause skin purpleness and damage;
5. It is recommended to use the frequency 1-2 times a week, not more than 2s each time;
6. After the skin care is finished, the skin surface will have a slight irritation and redness, which is normal and will subside on its own in about 30 minutes. Please do adequate skin protection;
7. Not recommended for pregnant women, children, patients with skin diseases and people who have undergone facial cosmetic procedures;
8. Sensitive and fragile areas such as danger triangle, eye corner, eyelid are not recommended.