Feature: 1. Long Lasting Endurance: Comes with a 300mAh charging compartment. The charging compartment is equipped with a digital display, which allows you to see the battery level. Long endurance. Fully , working continuously for about 5-7 . 2. Comes with a Mobile Phone Holder: The charging compartment and holder are integrated, and a new mobile phone holder function is added, which can place the phone for easy drama tracking. 3. Space Like/Lock Screen: Like for and other short videos, brush short videos, remote controllable double click, click like as you like, and lock the screen with one key at any time. 4. Support for Switching Song Videos: Fast forward/backward, song switching up/down. Support video apps for fast forward and rewind. 5. Remote Control: No trouble with remote video browsing, self filming, and video recording. Remote one click control, 10 meter remote control, one click control. The intelligent wearable design and ergonomic ring design make you comfortable to wear, making it the perfect gift for her or his birthday, 's Day, and more. Specification: Bluetooth version: V5.3 Bluetooth-compatible chip Transmission distance: 10M Remote control battery capacity: 80mAh Charging compartment capacity: 300mAh The remote control is fully and can be used continuously for about 5-7 Once the charging compartment is fully , it can charge the remote control four times Support APP: Support mainstream apps Tips: for Android is universal, but the for system needs to turn on "touch" in the auxiliary function to use it Material: plastic colour: A-black Package Contents: 1 x Mobile Phone Remote Control 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.