The Skin Sensor is designed to test the skin moisture, skin oil and skin type, and also can be used to detect the fluorescer. Features: 1. Made of high quality and Eco-friendly material, durable, safe and sturdy to use. 2. Can be used to test the skin moisture, skin oil and skin type, and also can be used to detect the fluorescer. 3. With 10 groups memory function, it is convenient for you to consult the value that you have test the last time. 4. With the warn of skin moisture shortage, keeps you aware of your current skin condition. 5. Highly sensitive probe offers more precision of the testing result. 6. Stylish and portable with compact pen-type design, good for home, traveling, beauty salon and professional skin hospital. Specification: Condition: 100% Brand New Item Type: Skin Tester Material: ABS Color: Pink Size: approx. 12.3 * 3.5 * 2.5cm / 4.8 * 1.3 * 0.98inch Weight: Approx. 172g / 6.1oz Function: can be used to test the skin moisture, skin oil and skin type, and also can be used to detect the fluorescer. Package list: 1 x Skin Tester 1 x USB Cable 1 x Manual The reference value of skin moisture: (the normal moisture value should be greater than 32, or else the tester will emit red light to remind moisturizing) Forehead: normal value is 35% -60% Eye: normal value is 50% - 60% Face: normal value is 35% - 60% Hand: normal value is 40% - 65% The reference value of skin oil: The moist skin: 16% - 22% Normal skin: 23% - 33% Oily skin: 34% - 63% INDICATIONS That's it!PORTABLE: With 10 groups memory function, it is convenient for you to consult the value that you have test the last time.Digital Moisture Monitor for skin can be used as the tools of beauticians ,beauty parlors or home use.It is so small that you can even place it in your packet and its battery operated, so you will be able to use it anytime and anywhere.good for home, traveling, beauty salon and professional skin care. EASY TO USE: This tester is easy to use, just turn it on, touch the probe on your skin and you will see the skin condition with real figure on its easy-to-read LCD display.LCD display with back light, it can be used at night.Shows the percentage of moisture and oil content and also your skin elasticity simultaneously. EFFICIENT MONITORING: Highly sensitive probe with high accuracy, monitor the moisture and oil of your skin accurately.With fluorescent test function, can help you stay away from the danger of fluorescence to your skin. DETECT AND ANALYZE SKIN CONDITION: Effectively detect skin water shortage, can give the warn of skin moisture shortage, keeps you aware of your current skin condition,can analyze the of your skin state in time,can give suggestion to you on choosing skin care products that fit you,simultaneously can test absorption effect after using cosmetics. DETECT SKIN MOISTURE: This instrument is a kind of high-precision digital moisture monitor for skin that utilizes the latest Bioelectric Impedance Analysis technology.Made of high quality and Eco-friendly material, durable, safe and sturdy to use.