Universal Compatibility: Works seamlessly with most smartphones and tablets.Multi-Function: Use it for taking photos, starting and stopping videos, or navigating through presentation slides and e-books.Portable & : Easily fits in your pocket or on a keychain.Long Battery Life: Enjoy extended use without frequent recharges.Whether you're 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 , it's an essential tool for content creators.Specifications:Product name: Mobile phone Bluetooth ring remote controlTransmission frequency: 24-24835GHZApplicable system: Support iOS15.0/Android 8.0 and aboveOperating voltage: 39-4.2VBluetooth version: Bluetooth 5.3Operating temperature: 0-50Colour:blackMaterial:ABSDue to different batches, there may be differences in product appearance and printed text, which not affect usePackage Contents:1 * Page TurnerOnly 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.