This is why you need a

The video effectively uses a visual demonstration and concise on-screen text to quickly convey the utility of a specific photography product, making it informative and potentially viral for photography enthusiasts.

The video demonstrates the use of a K&F Concept Variable ND + CPL filter attached to a camera lens. The on-screen text highlights why this type of filter is necessary for photography.

K&F Concept Variable ND + CPL filter: ACTS - it is attached to a camera lens and adjusted by hand, presumably to alter the image captured by the camera. Removing it would change what happens in the video. K&F Concept (brand): APPEARS - it is the creator's brand name and is visible as a watermark/logo in the corner and in the creator's handle and name. Removing it would not change what happens in the video.