With the remote scrolling ring, users can effortlessly control page scrolling, adjust volume, play/pause, and like videos, all free from touchscreen limitationsThe remote can also be used as a page turner for allowing users to have a hands-free page-turning experience, freeing them from the cumbersome touchscreen operation.Duration of use: Approximately 48 hours of continuous useProduct Features: Selfie, Like, Flip Up, Down, Left, Right, Volume Up and DownSpecifications:Type: Bluetooth Finger Air MouseProduct name:ring remote controlBluetooth version: V5.3 BluetoothBattery capacity: 40mAhColour: BlackMaterial: ABSPackage Contents:1 x remote control1 x charging cableOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.