The Asus Sa300 Stylus is specifically crafted for use with ASUS models C436, CT300, and C536, providing users with an intuitive and responsive tool for note-taking, sketching, and navigating their devices. This stylus features a sleek design and is lightweight, making it easy to carry and use on the go. It enhances productivity and creativity, allowing for precise control and fluid movements on touch screens. Please note that the Sa300 Stylus is not compatible with the C235 model.