Features 1、Perfect Fit: Tailored to match 24inch widescreen displays, with a 16:9 aspect ratio evaluated diagonally. The measurements of this multi purpose blue light shield are 531mm x 298mm. It is engineered to fit monitor brands like for HP, for Dell, for Acer, for Asus, for Viewsonic and more. 2、Minimizes Eye Strain: Lower the risk of eye strain and associated unease by lessening the emission of UV and blue light. This blue light blocker sifts up to 61% blue light and as much as 99% UV rays. It offers ultimate relief from eye strain, contributing to your digital health. 3、Blue Light Blocking: The five layer structure of our screen protector minimizes the impact of blue light wavelengths from 420‑460nm. The visibly transparent adhesive layer and a minimum transmittance of 85% maintain image quality without causing distortion, making it an essential accessory for your electronic equipment. 4、Protects Screen: Enhance the longevity of your monitor by keeping it safe from scratches and grime. Our desktop screen protector acts as a protective barrier, maintaining the cleanliness of your screen. Moreover, it includes a soft and fine microfiber cleaning cloth for extra convenience. 5、Easy to Install: Our removable blue light shield does not require cluttered tapes or complex procedures for installation. It is designed for quick and easy removal and reattachment, making it a user friendly screen protector. Specification Item Type: Blue Light Blocking Screen Protector Material: PET Size: Approx. 24inch (531 x 298mm / 20.9 x 11.7in) Package List 1 x Blue Light Blocking Screen Protector 1 x Set of Tool