This massage gun helps you recover from a tough workout or use the massage gun to activate your muscles before a workout. With the 20 different speed settings, you have the option to use the massage gun for every purpose. You can easily adjust the strength of the knocking and see the battery percentage via the digital display . The massage gun has a battery life of 3-4 hours and comes with 6 attachments . Furthermore, this massage gun uses a silent brushless motor.