ITEM NAME:Digital Skin Moisture Detector Portable Facial Oil Content Analyzer Lcd Dis O2W9 Digital Skin Moisture Detector Portable Facial Oil Content Analyzer Lcd Dis O2W9 This instrument is a kind of high-precision digital moisture monitor for skin that utilizes the latest technology.Made of high quality and Eco-friendly material, durable, safe and sturdy to use. Effectively detect skin water shortage, can give the warn of skin moisture shortage, keeps you aware of your current skin.The reference value of skin oil Normal skin: 23% - 33%. Oily skin: 34% - 63%.