Features：
1. Made of premium and environmentally friendly material, safe and sturdy to use.
2. Can be used to test the skin hydration, 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 hydration 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：
Type： Skin Tester
Material： ABS + PC
Color： Pink, White (Optional)
Size： approx. 122 * 34 * 25mm 4.8 * 1.3 * 0.98inch
Battery： 2 x AAA Batteries (Not included)
Package Weight： approx. 150g
Function： can be used to test the skin hydration, skin oil and skin type, and also can be used to detect the fluorescer.
The reference value of skin hydration： (the normal hydration value should be greater than 32, or else the tester will emit red light to remind moisturizing)
Forehead： normal value is 35percent -60percent
Eye： normal value is 50percent - 60percent
Face： normal value is 35percent - 60percent
Hand： normal value is 40percent - 65percent
The reference value of skin oil：
The moist skin： 16percent - 22percent
Normal skin： 23percent - 33percent
Oily skin： 34percent - 63percent
The introduction of the skin elasticity：
The 5 different expressions on the LCD display shows the different skin elasticity, more details are referred in the picture.
Instruction：
1. Press the power button, it will shows green light, making the probe touch the measured part, and the screen will begin to roll, the measurement results being showed when you hear the sound.
2. 10 seconds after finishing the test, the light will be off and without operating in 4 minutes, it will automatically off or you can press the power button for 3 seconds to turn off.
2. The usage of fluorescent detecting： press the " 0 " key for 3 seconds or so in the state of turning on. The tail of the machine will light, and expose the object on the light and the blue lamp means that object containing fluorescent.
3. This tester has 10 groups of memory functions, you can touch the "O" key lightly to see about the last testing result and every time when you touch the"O" key, the records will show circularly from the last time to the tenth time.
Package Included：
1 x Skin Tester
Note：
1. Red light represents a serious shortage of moisture, and green light represents the balance between water and oil.
2. It shows " Err", which means that the probe is not be close touch with the skin, please put the probe vertical to the skin or the probe is contaminated, please clean it.
3. With the probe being close touched skin, but the screen has no rolling pictures, which means that the skin is dry that is out of the testing range, please change other areas.
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No-delivery refund
