Enhanced Privacy: GUDTEKE computer privacy screen perfectly combines blue light screen and privacy film to protect your eyes while preventing privacy. The privacy filter makes the screen appear dark when looking at it from an angle (the angle is about 30°), but bright when looking directly at it, making it excellent for use in high traffic areas | Eye Protector: Computer screen cover can filtering out 92% UV and curbing blue light by 63%, advanced Blue Light Blocking Technology helps protect your eyes, sleep, and skin from the negative effects of blue light overexposure reducing eye strain, preventing myopia & dryness, hyperemia and so on, effectively improving your work and kid's learning | Product Dimensions: Length 24 5/16" , width 14 10/16" , diagonal 27" . GUDTEKE Privacy Screen Filter is engineered to be compatible with HP, Dell, Samsung, Lenovo, LG, Acer, ASUS, ViewSonic, and other monitor brands. Please verify your computer screen's width and height measurements before ordering. It's not recommended to make your selection based solely on your computer screen's diagonal size | Simple Installation: Computer screen blue light blocker easy to use, Hanging design for easy installation and removal, computer screen privacy shield fitting on working, learning, playing games, watching TV and so on, besides, our hanging type screen protector is made of Acrylic material, which is safe and durable. It can also protects your computer screen from dust and scratches | Buy With Confidence: GUDTEKE laptop privacy screen provide you with ample functionality without your worrying about the prying eyes, scratching the screen, cleaning it again and again. If you have any problems, please contact us, you can trust that GUDTEKE is a reliable and trustworthy brand that puts your privacy and satisfaction first