👉 A clicker is a device or tool used by human trainers to communicate with their dogs. It consists of a small, lightweight device that can be attached to a collar or harness and used in training sessions. The clicker is typically operated using a button or a simple lever. When the trainer presses the button, the device sends a signal to the dog's brain, which triggers an electric shock or other response. The response may vary depending on the type of clicker and the specific training method being