Description <br> Universal Compatibility: Works seamlessly with most smartphones and tablets. <br> Multi-Function: Use it for taking photos, starting and stopping videos, or navigating through presentation slides and e-books. <br> Portable : Easily fits in your pocket or on a keychain. <br> Long Battery Life: Enjoy extended use without frequent recharges. <br> Whether youre a professional photographer or a social media enthusiast, this Bluetooth remote control enhances your ability to capture and share your moments effortlessly. Compatible with popular platforms , its an essential tool for content creators. <br> <br> Specifications: <br> Product name: Mobile phone Bluetooth ring remote control <br> Transmission frequency: 24-24835GHZ <br> Applicable system: Support iOS15.0/Android 8.0 and above <br> Operating voltage: 39-4.2V <br> Bluetooth version: Bluetooth 5.3 <br> Operating temperature: 0-50 <br> Colour:black <br> Material:ABS <br> Due to different batches, there may be differences in product appearance and printed text, which not affect use <br> <br> Package Contents: <br> 1 * Page Turner <br> <br> Only the above package content, other products are not included. <br> 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. <br>