A percussion massager is a handheld device that applies pulses of concentrated pressure deep into your muscle tissue. This form of deep-tissue massage can work knots and tension out of the muscles while improving blood flow and quickly enhancing range of motion. When used properly, a percussion massager can shorten your recovery time while relieving some of the pain, tension and soreness that comes naturally from intense martial arts workouts. 20 gear adjustments,it truly feels like your muscles are being medically treated by a professional massage. The intensity is adjustable.which allow you to change up the pressure and speed as you need. 4 massage heads for full-body muscle massage. for bulk muscle groups, like waist, back, buttocks, thighs, deep tissue massage, precise massage; muscle relaxation, muscle plasticity; massaging the neck, spine With standard adapter With storage box, can be used as a gift gift