3 seconds to relax the shoulders and neck, unblock the muscles and collaterals.Pulse therapy contracts deep muscles and muscles, and TENS pulse deep stretching technology crisps and numbs, pulling and releasing each nerve and muscle to activate. There are four modes and 16 levels of muscle stretching with different intensities. Deep massage that deep into the fascia layer, such as stretching and pounding, cannot be achieved by a master massage master. The 3-second thermal PET technology promotes blood circulation, accelerates local metabolism, and eliminates fatigue. Upgrade hot compress technology to make blood flow smoother and muscles more energetic. 4 large electrode plates, distributed in several sore areas, provide a more diverse and comfortable experience.