Product specifications: You will receive 1 automatic clicker with a cord length of 20 inches. Easy to use: Just connect the USB interface to the power source and you can use it immediately. Release your hand: It can meet your screen click needs. Just place the tapping head on the phone screen, and it can stimulate your finger to tap the screen automatically. Function: Through the touch of the button, the three gears can freely switch the click speed, which is convenient for your different needs. Silent design: The latest capacitive space mapping technology greatly improves the speed and makes clicking more accurate and sensitive. There is no need to touch the screen, nor will it damage the screen, The silent design makes it easier for you to fall asleep.