... writing quality, dual-usable stylus Sensitive stylus and pen Universal 2 in 1 writing instrument with functions of stylus and writing ... screen from scratches,bumps,grease 6.sensitive silicon tip and the stylus is compatible with all capacitive touch screen 7. ... Blackberry, Plam Pre, Nokia, Samsung, HTC, Apple iPad ,et. , Universal 2 in 1 writing instrument with functions of stylus and writing pen