Description: Air mapping technology that does not hurt the phone screen: non mapping click technology, , , no damage to the screen, more sensitive and stable click, , silent click The indicator light shows the working : each click head has its own blue indicator light, flashing frequency is consistent with frequency Random 62 gears: Bionic , upgraded , bionic technology, real simulation of human finger , use while charging, of uninterrupted work, click , like, grab orders, games, Live synchronously Steady adsorption of nano mucosal suction cups: Clicking head suction cups are made of nano mucosal material, which has strong adhesion and strong adsorption force, not fall off after long term use; be washed with water, viscosity will decrease long time of use, viscosity restored after washing with water. Fully Compatible: Compatible kinds of devices, for Android, for phones and Specification: Material:Plastic Electronic Components Size Chart: 7cmx7cmx0.76cm/2.76inchx2.76inchx0.30inch Package Includes: Auto Note: Please allow slightly errors due to manual measurement and different monitors.