The 51.1 cm (20.1 Inch) [434.4 x 271.9 mm] is the screen size of a specific device for which our website sells a range of screen protectors. It is important to know the exact screen size of your device in order to choose the right screen protector that fits perfectly and provides maximum protection. Our website offers a variety of screen protectors that are specifically designed for this screen size, ensuring that your device remains safe from scratches, cracks, and other damages. With our high-quality screen protectors, you can enjoy a clear and vibrant display while keeping your device protected at all times.
![upscreen Bacteria Shield Clear Premium Antibacterial Screen Protector for Touch Panels with 20.1 inch Displays [434.4 mm x 271.9 mm, 16:10]](http://screenshield.hk/cdn/shop/products/20_X0027-scaled_{width}x.jpg?v=1633594560)