Nsyee 21.5 Inch Computer Monitor Anti-Blue Light Screen Protector, 16:9 Screen Filter (W x H: 18.74" x 10.55"), Anti-Blue Light/Anti-Glare/Anti-UV/Eye Protection (21.5" 16:9)

Suitable for 21.5-inch screen size Monitor anti-blue light protective film is suitable for 21.5-inch computer screens (measured diagonally), aspect ratio: 16:9, suitable for computer screen filter: W x H: 476 mm x 268 mm (18.74 inches x 10.55 inches). Please check or measure the screen size yourself before purchasing this blue light film. *Note: This product is not for computer monitors

Eye ProtectionThe anti-blue light screen protector can filter up to 61% of blue light and 99% of UV rays, effectively blocking blue light between 380nm and 490nm, reducing eye fatigue and dry eyes.

Two Installation Methods Easy to use, anyone can quickly install and remove. Option 1: Use transparent tape for secure attachment to any screen. Option 2: Use the sliding mounting tabs for easy attachment and removal to the monitor frame. Package includes the installation kit (1 blue light filter, 2 sliding mounting tabs, 6 transparent tapes, 1 microfiber cloth).

Protect Your Computer Screen: Protect your screen from scratches and dirt, extending the life of your computer. Our computer screen protector acts as an outer layer for your computer, keeping dust out. It comes with its own soft microfiber cleaning wipes.

High-definition, clear and non-color-biasedThe screen film has anti-glare properties, the picture is clear and not distorted, the colors are real and natural, ensuring a delicate and transparent visual experience when working, designing or entertaining.