The instrument is a high precision digital skin moisture monitor using the latest technology. Made of high quality environmental protection material, which is durable, safe and sturdy to use. Effectively detect skin dehydration and issue skin dehydration warning, inform you of the your skin condition in time, analyze your skin condition in time, provide you with suggestions for choosing suitable skin care products, and test the absorption status after using Cosm. Very effective and sensitive. probe, with high accuracy, can accurately monitor the water and oil condition of the skin. With fluorescence test function. The tester is easy to use, just turn it on, touch the probe to your skin and you will see the actual skin condition on its easy-to-use LCD screen to read. LCD display with backlight for nighttime use. Simultaneously displays the percentage of moisture and oil as well as skin elasticity. With 10 sets of memory functions, it is convenient for you to recall the last test value. The digital skin moisture monitor can be used as a tool for beauticians, beauty salons or at home. It's so small you can even slip it into your bag and its battery works so you can take it anywhere. Very suitable for home, travel