1、4G High Sensitivity Chip: 4G high sensitivity chip for stable remote control, equipped with 4G radio frequency technology, the signal is sensitive and will not string codes. 2、One Click Hyperlink: This presentation clicker is dedicated for office teaching, one click hyperlink, can be remotely controlled from 100 meters. 3、Plug and Play: The presentation clicker can be replaced at any time with AAA battery, easy to operate, easy to use, and plug and play. 4、Integrated Magnetic Design: It adopts sophisticated production technology and has an integrated magnetic design, which is easy to store and not easy to lose. 5、Ergonomic Design: Using fine workmanship, it has an ergonomic design, a comfortable grip and a long service life.