Features 1、Compatible with Multiple Devices: Remote control scrolling ring with a wide range of compatibility, which can works seamlessly for IOS, for Android, and for Harmony OS devices. 2、Convenient Page Turner: After wearing this remote control App page turner ring, you will find it more convenient to read books, watch videos, shoot movies, etc. 3、Bluetooth Connection: Remote control App page turner adopted Bluetooth 5.0 for easy connection, provide reliable connection within 10m range, ensuring uninterrupted page turning. 4、Support Mainstream APP: Remote control App scrolling ring support a variety of mainstream APP, one press the left and right keys to easily turn the page, convenient and practical. 5、Comfortable to Wear: App page turner ring adopted ergonomic design, you can wear it comfortably on your fingertips, with USB Type C charging port for convenient use. Specification Item Type: Bluetooth Remote Control App Page Turner Material: ABS Battery Type: Lithium Battery(Include) Battery Capacity: 30mAh Bluetooth Version: V5.0 Usage Time: Approx. 8 Hours Connection Distance: Approx. 10m / 393.7in Size: Approx. 30 x 28 x 13mm / 1.2 x 1.1 x 0.5in Functions: Selfie, Like, Page Turning (Up/Down/Left/Right), Volume Adjustment Package List 1 x USB Charging Cable 1 x Storage Box 1 x Remote Control App Page Turner