Descriptions:1. It is a remote controller for page-turners and is suitable for mobile phones and tablets.2. It fits most ebooks and comics apps, such as Google play books app, comics app, and more.3. Our Camera Shutter Remote can be used for turning pages, playing video, and controlling the volume on your mobile phones and tablets.Specifications:Material: ABSColor: black white pink greenSize: 46mm*33mm*10mm/1.81*1.29*0.39inBattery: built-in button batteryProduct List:Phone Camera Shutter*1