Jawontel is committed to health and beauty. A good body gives us energy and healthy skin gives us confidence. We focus on two things: one is improving customers' shopping experience and the other is improving our after-sales service. Customer satisfaction is our primary goal. I hope we can always be with you and wish you a nice day. Function: 1. Built-in press feedback system: can automatically adjust the motor speed and output power according to the massage pressing force, more humane and intelligent. 2. Effect The massage gun can relax tight and rigid muscle tissue, relieve pain and discomfort after exercise, revive muscle vitality and drive away fatigue. 3. Smart Power Off: To avoid too long massage time, the massage gun will automatically shut off after 10 minutes of continuous operation. 4. REPLACEABLE MASSAGE HEAD Equipped with 4 massage heads to meet the demands of different parts, easy to replace and use, with strong power and low noise level. 5. Compact and Portable The muscle therapy gun is lightweight and small and can be easily put in your pocket, perfect for travel use. Large capacity battery, long service life. Specification: Item Type: Massage Gun Material: ABS Built-in battery: 2600mAh Gear: 3 gears. Thrust force when rotor is blocked: approx. 6.5 kg / 14.3 lb. Amplitude: approx. 12 mm / 0.5 inches. Package list: 1 x massage gun. 4 x massage heads. 1 x USB cable. 1 x user manual (English language