Load 50 ml of water into the base, Do not fill water above the MAX line show inside the fill area of the base The bottom of the steam mask cartoon aligned at the bottom of the slot, rotate clockwise fixed When using a nasal mask, the mask can be placed directly on the middle, you can adjust the steam direction Tumning on the power,you can choose 1 or 2 switch setting. 1 low 2 high When the steam has compiately evaporated or once you are finished, turn the switch to off, then unplug from the electrical outlet Relax for 8 minutes after the hydration process, and then clean your face with cold water If you suffer from heart disease, severe rosacea, eczema or psoriasis patients do not use this product. Pregnant women and patients with serious diseases, such as in the use of the products need to add herbs and essential oil before, please consult a physician. This product only suitable for family use, not in wet environment use. The product before turning on the power supply voltage and check the family product plug shows voltage is consistent. Once appear the skin inflammation or discomfort, immediately stop using essential oils and herbs. Such as power cord damage, to avoid danger must by manufacturer or its maintenance department or similar ful-time personnel to change. Non-profefessionals do not open this product,avoid life safety. when the steam completely evaporated or once you are finished,turn the switch to off, then unplug from the electrical outlet. 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.