Wide Compatibility : The scrolling ring Works with all iOS 14.8 and above versions as well as Android devices. Compatible with iPhone/iPad/Tablet. The charging port is stardard USB-C eBook Page Turner : This clicker can be a wireless page turner for e-book, compatible with Kindle App/Libby/Google Books/Wattpad etc, you can enjoy your reading in bed without touch screen; ( NOT for kindle devices like Kindle Paperwhite and Kindle Oasis.) Fits Different Finger : The design of finger holder is stretchy which can fit different finger size. Enjoy your snack while reading in bed Wireless Remote for Social Media : The finger ring scroller remote can hands free to watch short video like TikTok/YouTube/Instagram; Through the remote, you can scroll the videos, adjust the volume, play/pause, and like videos; Also you can scrolling for the facebook reels, scrolling on Safari/Chrome etc Phone Camera Shutter : This camera remote allows you to trigger image or video recording from up to 65 feet away, help you to take family photos, selfies, or videos by yourself. You also can switch the phone front or rear camera via the remote. Very convenient, personal helper