20 Gear Levels Adjustment: FYLINA massage gun has 20 adjustable speed levels which can reach 1440-3200 r / min. You can adjust the intensity of your percussion massager according to your preference of frequency and torque that provides deep tissue muscle relief 6 Massage Head Adapters : FYLINA muscle massage gun comes with six different heads to aid in sore muscle relief, providing targeted treatment for every muscle group. Combined with adjustable speeds to vary the force for your muscle groups, you’ll get a customized massage experience Long Working Time To 8 Hours: Equipped with a high-performance battery lasts works 6-8 hours. a more intuitive LED screen is used to display the power consumption High Torque Brushless Motor: Our professional deep tissue massage gun has brush-less motor and quite glide noise reduction technology that brings high power but low noise experience the high-speed motor. You can use handheld muscle massage gun at home, gym, office or elsewhere, it also a massage gun for athletes Buy Without Risk: Take this handheld fascia massage gun anywhere with the provided carrying case and enjoy relaxation on the way. If you have any quality problems within 12 months, you can 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.