The Staedtler Noris Digital Pencil from Samsung lets you sketch or write on your Samsung Galaxy Tab A, Tab S3, Book, and other Samsung S Pen-compatible devices. The Pencil features a design similar to a pencil, while including technologies found in the S Pen. It is outfitted with Wacom technologies and made with WOPEX material. Furthermore, it works without a battery and uses electromagnetic resonance technology, which provides writing comfort. Compatible with Samsung Galaxy Tab S3 and Galaxy Book Works with most Samsung S Pen-compatible devices. Innovative WOPEX material Makes the pencil comfortable and easy to use with your digital devices. Electromagnetic resonance technology (EMR) To maximize writing comfort. The tablet creates an electromagnetic field that interacts with the tip so that the tablet always knows the exact location of the point of the pencil. Passive tip design The pencil does not need a battery and therefore does not need to be charged. Nonslip feel and an excellent grip For convenient use.