The skin water oil tester is the latest bioelectric resistance analysis technology, which can analyze the content of skin moisture by high-precision, further understand the skin condition, and guide you for professional skin careThe skin condition detector uses inductive probes to accurately insecure skin conditions, monitor the moisture, oil content and skin type. Test the detailed data of the skin to select the appropriate skin care product according to the skin qualityWith an LCD display on the skin tester, the ratio of the moisture and grease of the detected skin can be displayed, the detection speed is fast, the detection data is accurate, the LCD display has a backlight display, which can be used at nightThis portable skin oil tester is easy to use, just turn on the power, press the "Scan" button to put the sensing head on the skin that needs to be detected, then wait for the resultSkin scanner is powered by battery 2 AAA battery (battery is not included), small shape, easy to carry, suitable for family, travel, beauty salon, professional skin disease hospital