Universally Compatible with all 25",26",27" monitors, this versatile blue light protector for computer monitors is engineered to be ideally compatible with HP, Samsung, Dell, Lenovo, Acer, Asus, LG, ViewSonic, and other monitor brands. It is even removable and reusable if you buy a new monitor. Reduce Eye Strain and associated discomfort by reducing your exposure to UV and blue light. Our computer screen blue light blocker out up to 66% of blue light and up to 99% of UV light to help minimize eye fatigue. The Blue Light Screen Protector doesnu2019t have an Anti-Glare function. Extend Monitor Longevity by protecting your screen from scratches and dirt. Acting as an outer layer on your monitor, our anti blue light screen protector keeps it free of dust. It comes with its own soft microfiber cleaning wipe. The blue screen protector for computer can cut most of the harmful blue light.Reduce eyestrain and headache.Give you a better sleeping.Anti-Blue Light blocking between 380nm~495nm for wide range HEV protection. Mounts Easily in seconds without tools or hardware. After cleaning your monitor, peel the protective film away from both sides of the blue light screen protector. Then position the turned edge over the monitor top.