Continuous scanning often leads to your ImageScan Pro 930u of becoming dirty with paper powder, dust and ink. This can lead to poor image quality or document-feeding errors. The Ambir ADF Cleaning Kit comes with everything you need to keep your ImageScan Pro 930u scanning crystal-clear, high resolution images. Custom-built just for ImageScan Pro ADF users, it contains the safest and highest-quality cleaning supplies for your scanner. Made for use with Ambir models DS960, DS940, DS930, and DS925.