Switch to “chalk” and the feel changes, giving a fairly accurate—however much fewer uncomfortable—essence of marking up a blackboard. The stylus can pull off these impressions owing to a custom chip inside, as well as strategically placed haptic motors that subtly shake and rattle with hyper precision.  Laboratory or lab https://cartracker76295.dgbloggers.com/29253357/what-does-useful-tech-gadgets-mean