Description: This handheld meter is designed to test the skin moisture, skin oil and skin type, and also can be used to detect the fluorescer. Made of high quality and material, , and sturdy to use. So, what are you waiting for? Don't miss it. Specification: Condition: Brand New Type: Skin Tester Material: ABS + PC Color: , 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 moisture, skin oil and skin type, and also can be used to detect the fluorescer. The reference value of skin moisture: (the normal 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% 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. Package Included: 1 x Skin TesterWIDE USAGE: Stylish and portable with compact pen-type design, good for home, traveling, beauty salon and professional skin hospital. Stylish and portable in compact pen design. Mini size makes it good for home, travel, beauty salon and professional skin hospital. 10 MEMORY FUNCTION: With 10 groups memory function, it is convenient for you to consult the value that you have test the last time. Highly sensitive probe offers more precision of the testing result. MATERIAL: Made of high quality and material, , and sturdy 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. SKIN WARNING: With the warning of insufficient skin moisture, let you know your current skin condition. It can issue an early warning of insufficient skin moisture, let you know your current skin condition, analyze your skin condition in time, and provide suggestions for you to choose suitable skin care products. SKIN OIL TESTER: Facial skin tester can be used to test the skin moisture, skin oil and skin type, and also can be used to detect the fluorescer.