Long Working Time & Safe: FYLINA massage gun equipped with a high-performance battery lasts works 8-10 hours in different level. this muscle massage gun will auto shut-off after 15 minutes to protect the motor from overheating to make damage of the muscle gun. 20 Adjustable Speed Levels: 24W high-torque motor make our professional massage gun strokes 1440 to 3200 times per minute and reach your tissue as deep as 16mm to increase blood flow, fascia relaxation and lactate decomposition.our deep tissue massage gun also fit for athletes effective post-workout muscle relief. Quiet Operation Low Noise: our muscle gun massager has brush-less motor and quite glide noise reduction technology that brings high power but low noise experience,use it quietly in the office home gym no need worry of disturbing others. 6 Massage Heads & Pu Travel Case: FYLINA percussion massage gun contains six different shaped massage heads to help the user to relax different body parts.Exquisite PU travel case make the massage gun easy to carry and keep all the parts in perfect order. Buy Without Risk: If you have any quality problems about this handheld fascia massage gunwithin 12 months, please reach out to us at any time for after-sales services. Please rest assured that we will always stand behind our products and do our best to support you.