17 heads included - the percussion massager includes a market leading 17 head attachments, a tool included for massaging every muscle in your body promoting circulation and helping to accelerate both warm-up and recovery. Plus, the set includes a case simplifying storage and transportation.2550mah fast-charging & long-life battery - the deep tissue massage gun equipped with a 1A/25.2V adapter meaning it charges fast. The 2550mah capacity battery means the brushless high-torque motor in this gun massager can be continuously run for over 6 hours.30 adjustable speed levels - our 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 bestQuiet and easily handheld – this massager gun utilises the latest technology in noise reduction. Even at the maximum speed level, the gun massager for muscle will not exceed 60db. Plus, the ergonomic design means this product is comfortable and easy to use.Read the manual carefully - Please read the instruction manual provided with the massage gun deep tissue closely before use. If you have any questions or issues regarding the massager gun please do not hesitate to send the seller a message through Amazon and we will respond within 24 hours.