Compatible with the Devices: Screen Protector for for Sceptre/LG/Dell/HP/Acer/ViewSonic/ASUS/Aoc/Samsung 21.5 Inch 16:9 Widescreen Desktop Computer Monitor,Please double-check your device model to avoid buying the wrong one! | High definition will not cause screen distortion, anti-fingerprint, anti-scratch, filter laptop screen radiation. With an oleophobic layer, it can prevent finger sweat from leaving fingerprints on the screen. True touch sensitivity for a natural feel and perfect touch screen precision | Matte technology helps reduce glare and specular reflection, making your screen easier to use in high glare situations, effectively reducing visual fatigue, reducing the burden on your eyes can help you sleep better. Protect your screen from Everyday scratches, dust and abrasions. | Easy to Install. Follow the included operating guidelines and you will get the perfect effect, no residue leaves on your laptop display when you remove it. easy installation and no residue when removed | Packing List: screen protector x2,Video operation guide stickers,Screen Mounting Kit Package, If you have any questions, please feel free to contact us, we will do our best to make you satisfied