The image features a black and white sign with bold, capitalized text. The sign reads "CAUTION I HAVE NO FILTER" in a large, sans-serif font. The word "CAUTION" is at the top, and "I HAVE NO FILTER" is at the bottom. The sign has a rectangular shape with a white border, and the background is black. The text is white, which contrasts with the background, making it easily readable. The style of the image is graphic and straightforward, with no additional graphics or images.