Medinain Massager Gun features high performance and energy saving, no fancy outlook, just practical and meets your needs. One Button Control: For ON/OFF and speed switch, simple & convenient. - 6 Levels of Speed: Able to meet different levels of myofascial massage. - 15 min Auto-Off: Avoid overuse and overheat, ensures your safety. - 35db-50db Low noise: Ensures you a quiet and comfortable environment. - High powerful brushless motor, Ergonomic, and sweat-proof handles.6 speeds massage gun have many advantages: super silent, safe material, auto time protection, but it's more than that. 4 Replaceable massage heads.