?What's in Box?Package Contents] 27 inch 16:9 Anti-blue light screen protector filter×1 pcs, microfiber cleaning cloth×1pcs, installation cleaning kit×1set. ?Computer Blue Light screen 27 inch 16:9 Compability?Computer Blue Light Screen Filter 27 Inch (16:9) for Frameless Monitor, FILMEXT Blue light Screen Filter is engineered to be ideally compatible with Sceptre, Acer, HP, Dell, ASUS, LG, SAMSUNG, Lenovo, ViewSonic, BenQ, Philips and other thin or Frameless monitor brands. ?Bubble Free design? Blue Light Screen Screen 27 inch 16:9 adopt the latest black frame silicone seal design, easy to install and remove, 100% bubble-free.atest black frame silicone seal design, easy to install and remove, 100% bubble-free. ?69.7% Blue Light Blocking Filter for 27 Inch 16:9 Frameless Monitor?- FILMEXT blue light screen Protector 27 inch Monitor 16:9 take self-developed upgraded composite materials, 69.7% blue light blocking filter blocks the harmful blue light between 380nm~490nm from the wave range of visible lights, blue light reaches the retina with strong energy. This filter reduces digital eye strain when viewing screens and gives you a better sleeping. ? Removable Monitor Blue Light Filter 27 inch? Removable 27 Inch Blue Light Screen Filter for Computer 16:9 Frameless Monitor for office, eye Protection everyday;.