Item Dimensions: 24 x 23 x 5 cm/9.4 x 9 x 2 inch, Item Weight: 1 kg/(2.2lbs) 24V High-torque brushless motor percusses 1200-3300 times per minute, producing 30 different intensity amplitudes to relieve muscle stiffness and soreness, promote blood circulation, and prevent adhesion of muscles and fascia. 6 replacement massage heads are professionally designed for the needs of each muscle, they help to improve the overall health of soft tissues by working on muscle groups, deep tissues, fascia, spine, joints and other parts of the body. At the maximum vibration frequency, the running noise is less than 50 decibels, just like whisper, it means you can use the massage gun at home, gym, office or anywhere, no need to worry about disturbing family and friends. Ergonomic non-slip grip handle makes massage easier and more comfortable for your enjoyment; With super strong heat dissipation system and overheat protection function for safe use. Built-in 2500mah large capacity rechargeable lithium battery, which can ensure 6-8 hours of working time when fully charged. We provide you 2 years worry-free warranty and 31 days free return. Package Contents: 1 x Massage Gun 6 x Massage Heads 1 x Power Charger 1 x User Manual 1 x Carrying Case