Feature: 1. Skin moisture detector. This detector can always pay attention to skin health problems.It can detect moisture, oil and elasticity problems, and then judge the skin age.In addition, this detector can also detect fluorescent agent problems 2. Is your skin up to standard?The normal value of moisture in the face area is different in winter and summer. When your skin is dehydrated, the screen show a red light.When the moisture is normal, it show yellow; When the moisture is good, it appear green. 3. Your skin specialist.Deeply understand your skin condition to choose skin care products suitable 4. Create moisturizing skin.Moisturizing effect of mask is clear, and skin care is no longer based on feeling 5. Fluorescent agent detection.When the product contains fluorescent agent, appear blue, indicating danger; Products that do not contain fluorescent agents not appear blue Item type: Skin moisture detector Voltage: 3.7V 10mA Battery content: 3.7V/300mAh Charging time: 40min Using time: Continuous use for 180min Operating temperature: 5℃-40℃ relative humidity below 70% Memory function. The machine has 8 groups of test records, short press "O" key, you can view the memory of 8 groups of historical , short press once to view Intelligent chip.It can accurately measure different water/oil/elasticity/skin age data of different parts, as well as different skin data affected by different weather and environment High-precision probe.High efficiency conduction, low resistance value, elastic design, test comfort Small and convenient.Carry with you at any time to test, so you always know the skin condition away from the harm of fluorescent agents Material: acrylic fiber colour: White Package Contents: 1 x Tester 1 x Data cable 1 x English instructions Only the above package content, other products are not included. Note: Ligh