Old revisions Add to book Export to PDF Fold/unfold all Book Creator Add this page to your book Book Creator Remove this page from your book Manage book (0 page(s)) Help Fingerprint sensor In fingerprint recognition technology, the image input device that obtains the image information of fingerprints that each represent the unique characteristics of an individual or the area on which a finger is placed, so that the fingerprint scanner can read the fingerprint. Technical Information How to clean fingerprint sensors