Features: Charge anywhere, anytime: Enjoy up to 48 hours of continuous use. Provides convenient charging without any extra requirements. Compatible with popular apps, portable, and lightweight – the perfect photography companion. Smart portable design: The ergonomic ring design ensures comfortable wear, making it a perfect gift for birthdays, Valentine's Day, and more. Practical design: Enjoy videos hands-free! Control your phone's camera to take photos and videos without needing to swipe. Multiple functions: Effortlessly browse videos without touching your phone! Control volume, play/pause, and send likes with a simple touch. (Cannot control music playback apps). Bluetooth-compatible remote control: In phone photo or video mode, press and hold the up or down button on the finger ring from up to 10 meters away. Specifications: Bluetooth-compatible version: V5.3 Bluetooth-compatible chip Output power: DC-5V Product color: Black / White / Pink Battery capacity: 50mAh Usage time: Approximately 48 hours of continuous use Supported applications: Consumer app support Includes: 1 * Bluetooth-compatible remote control 1 * USB data cable