1. No charging compartment: Low power consumption, long battery life. Charge for two hours and work continuously for about 48 hours. 2. Like/lock screen in the air: Swipe a short video, remotely controllable double-click to like, you can lock the screen with one key at any time! Supports switching songs and videos, and supports fast forward and fast rewind of video apps. 3. Remote page turning: For novels/comics/e-books, you can easily turn pages remotely without lifting your arms, making reading more comfortable, suitable for most mainstream reading/comic apps. 4. Release your hands. Remote control, used in many occasions: Remote video/ drama, Selfie, video recording. The ring controls the artifact, which can take full-body photos/multiple people together, remote one-button control, and 10 meters remote control distance. 5. Smart Wearable Design: The ergonomic ring design allows you to wear it comfortably, it is a for birthdays, Valentine's Day, etc. Compatible with mainstream APPs on the market (short videos, cameras, novels, etc.), portable and , it is the best partner for lazy people. Model Number: Ring Remote Control Support protocol: +BLE Transmit power: Class ll(-6dBm - +4dBm) Frequency: 2.40GHz-2.48GHz Bluetooth-compatible transmission distance: 15m Charging interface: Type-C Input current: DC 5V Battery: 1 X 50mAh Battery life: 48 hours Charging time: 30 minutes Product function: Short video page up and down, double-click to like, take photos and video, volume increase and decrease, Type-C charging Note: For and Android are common, but for the system needs to turn on the "touch" in the accessibility function to use it. Color: A Black Material: plastic Package Contents: 1 x Product 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.