BLUE LIGHT REDUCTION: Minimizes digital eye strain when working for extended periods of time by reducing high energy blue light within the 390-440nm spectrum; Light transmittance of 90% for improved screen readability HASSLE-FREE APPLICATION: Included adhesive strips to install the screen protector on bezel-less/slim bezel displays or use the mounting tabs for monitors with raised bezels; Includes a wiping cloth for cleaning the screen before installation COMPATIBILITY: Blue light screen filter is designed to fit 24-inch diagonal widescreen computer monitors with a 16:9 aspect ratio; Bluelight filter dimensions: 20.9x11.7in (531x298mm) DURABLE & VERSATILE: Screen protector/shield offers a flexible dual mounting option that fits various monitor bezels; It adds a durable protective film to the monitor that protects against scratches, fingerprints, and dust THE IT PRO'S CHOICE: Designed and built for IT Professionals, this TAA compliant blue light blocking monitor cover is backed for two-years, including free lifetime 24/5 multi-lingual technical assistance