Quiet and Easily Handheld: ZonGym muscle massager gun utilises the latest technology in noise reduction. Even at the maximum speed level, the massagers for neck and back will not exceed 45db. Plus, the ergonomic design means this product is comfortable and easy to use. 30 Adjustable Speed Levels: Comparing others massagers, ZonGym handheld massage gun offers 30 different speed levels up to 3200 rpm. Whether it's a muscle relaxation after exercise or a daily body massage, you can easily find the vibration amplitude that suits you best. 2400mah Fast-Charging and Long-Life Battery: The deep tissue massage gun equipped with a 1A/25.2V adapter means it charge fast. The 2400mah capacity battery means the brushless high-torque motor in this back and neck massager gun can be continuously run for 6 hours. 10 Specialty Massage Heads: Interchangeable heads in 10 shapes to target specific muscle groups for faster recovery. It’s easy and convenient to remove and affix massage heads in seconds, which will provide you a different relaxing massage experiences. Professional Muscle Massage Gun: Great for personal use as well as being one of the best massage gun for athletes , perfect for a physical therapist and chiropractor. With this percussive massage gun, you can easily massage your muscle groups and deep tissue. Also, it could be nice massagers for neck and back pain relief.