Measure the volume percentage of the skin's comprehensive nutrient moisture rate; digital display, clear and intuitive; the use of bio-sensing technology is not a concept product that simply measures resistance High precision: comparable to large instruments; simple operation, automatic shutdown, beautiful appearance, environmental protection gift box packaging instructive: the normal values of typical parts are given in the manual in the form of charts, which is convenient for guiding nursing; Safety: The probe can be disinfected with alcohol when it is not used for a long time or used by different people to avoid cross infection of skin diseases; it is easy to measure the absorption effect of cosmetics. Maintenance 1. Keep the instrument clean; 2. Do not disassemble the instrument without permission; 3. Do not store in high temperature, high humidity, harmful gas and other environments; 4. Please put it in the box after use; if the instrument is not used for a long time , please take out the battery for storage; 5. It is strictly forbidden to soak in water and other liquids in the instrument; it is forbidden to wipe the instrument with acid and alkali liquids.