Mobile Phone Tech Liquid Screen Protector 9H Invisible Glass Shield Tablet A. Overview:The scratch-resistant product can be applied on the mirror surface of mobile phones, the touch screens, the metal surfaces and plastic films for protection. B. Feature:It's a kind of transparent solution with low viscosity.It doesn't affect the appearance of the base materials.It can adhere to the surfaces of glass, plastic and metal oxide well.A transparent nanolayer film will be formed after the product gets solidified. C. Advantage:Creates excellent scratch resistance on the surfacesCreates excellent and long-lasting scratch resistanceForm a surface with low coefficient of frictionForm a surface that is easy to clean D. Technical Parameters (After The Film Is Formed)Thickness of the film: 2 ~ 6nm/ (primer coat 0.1μ)Hardness of the film (on the glass): 7H At Minimum E. Endurance Life: More Than 5000 Times F.Usage Steps:1.Please use the cloth in the package to clean the screen first2.Cover the phone screen by the liquid evenly and wait around 5 minutes for the liquid dry(dont drop any water or make the fingerprint during this time)3.After full dry,use the left liquid to repeat step 2 to clean the screen again and wait around 10 minutes to use the cloth to clean the screen.4.After full dry by the step 3,use the left liquid to clean the screen once again by 3rd times.5.After all,please wait 30-45 minutes,use the cloth to clean the screen last time,then ok to use