Bluetooth-compatible Ring Fingertip Video Controller Blutooth Remote Control Mobile Phone

Label:Yes Battery capacity: 25mAh Effective range: 10m Product size: 20x20x28mm(0.79x0.79x1.10in) Name: Mobile Controller Packing list:1pc Mobile Controller Charging time: 1 hours Bluetooth-compatible version: 4.0 Product material: ABS silicone Features Mobile phone Bluetooth-compatible remote control ring. Realize the freedom of video flashing. Fingertip operation. Double click, like, be careful. Click on the next video. Note: 1. Due to manual measurement, please allow 1-3cm error. Make sure you don't mind before bidding. 2. Due to the difference of different monitors, the picture may not reflect the actual color of the product. Thanks.