BenQ TPY24 stylus pen 24 g Grey2 dual tip pens, Nano ionic silver, 162 mm (6. 38 in), 24 g Germ resistant interactive display pen RM series Since pens and styluses are often shared, they become potential vectors of diseases. The TPY24 is the first ever interactive display pen that comes with a TV tested coating of nano ionic silveran effective antimicrobial agent known to reduce the spread of germs All around protection The antimicrobial properties of the TPY24 pens matched with