No impairment of display representation and touchscreen functionality. You will hardly notice any difference compared to a Redmi Note 13 Pro 4G without a screen protector. Scratch-resistant due to the specially hardened surface! Highly resistant to scratches and abrasion! 4H pencil hardness. Compatible with Redmi Note 13 Pro 4G. Excellent quality ensured by the use of state-of-the-art precision machines (laser cutting technology) - optimal edge adhesion and very good shape stability. Easy installation! No bubble formation possible on a dust-free display! When applying the film, the air is displaced and it adheres to the display as if by itself. Can be removed without residue at any time! Made in Germany - construction, cutting, and finishing at fair wages in Germany.