Enhanced User Experience: Elevate your app interactions with our Bluetooth-compatible page turner ring. This innovative device simplifies scrolling and page turning, making it an essential tool for avid readers and social media enthusiasts. Seamless Video Control: Perfect for video recording, this controller allows you to manage your recordings smoothly without disrupting your focus. Ideal for vloggers and content creators who require uninterrupted control over their recording sessions. Universal Compatibility: Designed to work effortlessly with a wide range of smartphones and Bluetooth-enabled devices, ensuring a broad audience can benefit from its features. Music control (pause, up and down music) and answering calls. Bluetooth version:V5.0 Transmission power:classll (-6dBm-+4dBm) Frequency (Hz):2.40GHz-2.48GHz Bluetooth name:D01 pro Pairing password:0000 Distance:10M Battery capacity:25mAH Charging time:about 1 hour Charging compartment: Battery capacity:200mah Charging time:approximately 1.5 hours Due to different batches, there may be differences in product appearance and printed text, which will not affect use. Colour:Black Material:ABS Package Contents: 1 * ring 1 * charging case 1 * charging cable Only 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.