Item Type: Bluetooth Button Clicker Material: ABS, Silicone Weight: Approx. 21g / 0.7oz Bluetooth Version: Bluetooth 4.0 Remote Control Distance: 10m / 32.8ft Battery Type: Polymer Lithium Battery, Battery Capacity: 20mah (Shipped with Built in Battery) Transmission Frequency: 2.4GHZ to 2.4835GHZ Applicable System: Video, Reading, Selfie Remote Control Product Size: Approx. 21x21x10mm / 0.8x0.8x0.4in 1Bluetooth Connection: Bluetooth 4.0 stable connection, turn on Bluetooth, instantly connected, easy matching, stable operation 2Support Mainstream APP: Ring remote control supports a variety of mainstream short video APP, beauty camera, novel APP 3Easy Operation: Click the button (the next video), double click (appear love), fast press (press three times, present the previous video), long press (take pictures, video) 4Human Engineering Design: Using human engineering design, suitable for fingers of different widths. Charging port facing outward, indicator light on the right 5Remote Control: The ring remote control can be 10M remote control, and can be operated remotely,making watching videos more interesting 1 x Ring Remote Control 1 x USB Cable 1 x Specification