Description: 【Fingertip Video Controller】: It can be used to control web pages, videos, music switching, photo taking, video recording and making and receiving calls. Turning pages up and down, increasing and decreasing volume, playing and pausing, and sending likes are all possible. 【Material】: The App Page Turner is made of high quality plastic material, which is durable. 【Easy to Use】: Selfie Controller allows you to enjoy short videos, you don't need to click the video with your finger. You can also scroll through videos while lying in bed without doing anything manually. 【Fast Charging】: Charging box: 200mah, charging for about 2 hours. Ring: 25mah, charging for about 1 hour. 【Perfect Gift】: Page Turner ergonomic ring design, give you the most comfortable wearing experience. Makes the perfect gift for her or him for her or his birthday, Valentine's Day, and more. Specification: material: plastic Distance: 10m Size Chart: Charging box: 4.2cmx4.2cmx2.5cm/1.65inchx1.65inchx0.98inch Ring size: 3.8cmx1.3cmx2.6cm/1.50inchx0.51inchx1.02inch Package Includes: 1 Piece Remote Control Fingertip Controller Note: Please allow slightly errors due to manual measurement and different monitors.