Welcome to our store! 1. Multifunctional: Through BT connection, you can control up and down scrolling, left and right scrolling, volume increase and decrease, pause, like, take continuous photos, record videos, and other functions on your phone or tablet, freeing your hands. 2. Smart Ring: The ring design makes it more comfortable to wear on your finger, BT 5.3 stable connection, smooth and stable operation, ready to use, easy to match, rechargeable, single charging time is 72 hours, without frequent charging. 3. Side Users: Perfectly controls the side, you can perform complex operations like previous or next video. Note: if you have an iOS system, you need to enable the system's accessibility function. 4. Phone Camera Control: You can remotely control your phone to take photos and record videos by pressing the up or down button on the ring within a distance of 10m. Use cases: taking photos, recording videos, watching videos, reading novels, etc. 5. Comprehensive Use: The left, right, up, and down buttons on this product correspond to the up, down, left, and right sliding of the phone screen, various operations can be realized on the phone, the operation depends on your imagination and far exceeds the functions we introduced. Item Type: Phone Remote Control Material: ABS Gross Weight: 33g / 1.2oz BT: 5.3 BT Name: S 18 System Compatibility: for iOS 15.0, for Android 8.0 or later, for Harmony OS system Communication Distance: 10m Battery Capacity: 50mAh Lithium-ion Battery (Included) Working Time: 72 hours Product Functions: scroll up and down, volume increase and decrease, like, pause, take photos, take photos continuously, record videos 1 x Phone Remote Control 1 x Charging Cable 1 x Instruction If you receive your item and find any product issues, such as damage or incorrect quantity, please contact us immediately. We will do our best to provide you with satisfactory customer service.