The main function: 1: Short videos such as tiktok, Weishi, etc. turn the page and like to enter the homepage, and you can basically browse the video without using your hands. 2: The camera and video functions of tiktok, Microvision, mobile phone with camera, B612, Faceu, Camera 360, etc. can be controlled by this remote control. 3: Youku, iQiyi, Tencent Video and other software for watching TV shows and movies can use this remote control to fast forward and rewind. (Mainly pause, fast forward and rewind, volume adjustment) 4: The e-book software application that flips left and right pages can use this remote control to turn pages remotely. 5: You only need to connect to Bluetooth, and you can use the remote control normally if you connect to it for iPhone, iPad, and Android phones. 6: battery type: cr2032 (not included) Package include: 1x remote (not include battery)