Wireless Page Turner for eBook : We use mute button, no annoying noise when clicking. It compatible with Kindle APP and most other reading APP or PDF provide you a smooth better reading experience. It compatible with iPhone iPad and Android phone/tablet. NOT compatible with Kindle deices and Fire Tablet : Video Scrolling in Landscape&Portrait : The ring scroller remote use cutting edge technology, you can hands free swipe up/down, adjust the volume, pause/play etc, no more tired hands touching. Different from other ring scroller which not support scrolling when phone or tablet in landscape, our remote can work well both landscape and portrait mode. Minimalist Button Design : The other ring remote either too small size or too many buttons, it is not easy to find the correct button without looking or not comfortable click. After numerous test, we find the most suiltable size and only use 3 buttons for all fuction in one. It is very easy and comfortable to scroll the shots video or reading ebook. Long Battery Life : The battery is rechargeble, you can use it for 2 weeks per single charge (if around 2 hours a day). Whether you are travelling, working, relaxing, you can enjoy it at time. Tech Gifts : This is cutting technology Tiktok trending item, this is a good tech gift for your tiktoker, influencer friends, gifts for your mom, father and family. You will surprise them. Every one must have this ring remote