It has two lens ( 50X and 200X ) : one for hair and another is for skin (50 times magnifying len for skin testing , the other is 200 times magnifying len for hair testing)It can freeze frame image screen, zoom in and out of the screen, bring you convenience. Analyzing the skin and hair condition of the damage and nutrition along with skin oil, normal, dry, dark and so on skin and hair typesIt will be very convenient for beautician to carry itThe result is accurate by high definition camera which is specialized in the analysis of skin or hair quality, oil and moisture and nutrition, then beautician can take the right treatment to care the skin or hair according to the result of before and afterItem Type: Skin&Hair DetectorPlug Type: US PlugVoltage: 100-240VFrequency: 50-60HzPower: 2WBuilt-in Battery Type: BatteryBuilt-in Battery Capacity: 600mahMain Machine Size: 5 Inch 50X and 200X 50 times: Pimples / oil / dry skin, sensitive pimple, pigmentation distribution. 200 times: Scalp infection erythema / hair follicle blockage / oil secretion is too strong. 5 Inch LCD Screen Digital Skin Detector The Main Detection and Analysis Modules Identification of hair loss levelHair hydration test (percentage numerical results, text result description) Hair flexibility test (percentage numerical results, text result description)Detection of scalp oil (percentage numerical results, textual description)Hair gloss detection (percentage numerical results, textual description)Hair follicle problem detectionSensitive scalp detectionLength measurement of new fluff, etc.; (for hair growth, hair loss function) Product Size: Skin and Hair Application 1. Can be used for detecting skin problems such as pimples, color spots, inflammation, etc. 2. Suitable for testing scalp oil content, hair moisture, flexibility, etc. Good for solving scalp and hair follicle problems. 3. Can freeze frame image screen, zoom in and out of the screen, bring you convenience. 4. Standard with 50X, 200X lens, skin detection with 50X, hair detection with 200X, support a variety of lenses. 5. Rechargeable design, convenient to charge, easy to carry. Package Included: 1*Main Machine 2*Lens(50X/200X magnifying lens) 1* Testing Handle 1*Stand 1*Power cord 1*English Manual