Features1Release fatigue, relieve soreness, and make your fitness effect more significant. 2Reduces muscle stiffness and soreness, promote blood circulation, improves body soft tissue healthy condition. 3Vibrating stimulation, relax the fascia and tense muscles, quickly neutralize lactic acid produced after exercise. 4Four types of massage head, suitable for massaging muscle group of different body parts. 54 gears intensities touch adjustment, you can adjust it according to need. 6LCD screen, easy to operate, the left is the gear display, the right is the battery capacity display. 7Noise reduction designs (less than 45dB), you can use it without disturbing others. 8Intelligent humanized designs, automatic stop in 10 minutes.SpecificationCondition: 100% Brand NewItem Type: Muscle MassagerOptional Color: Blue, Silver, Black, RedBattery capacity: 2200mahRotating Rate: 3200r / minAmplitude: 10mmEndurance: 2.5hSize: Approx. 21 x 20.5cm / 8.3 x 8.1in(Size of spherical head installed)Package List1 x Muscle Massager 1 x Spherical Head 1 x U-Shaped Head 1 x Cylindrical Head 1 x Flat Head 1 x USB Cable