5-speed gua sha negative pressure centrifugal technology high suction force up to 70pa and used with essential oils and has the effect of clearing pores improving skin and removing moisture Heating mode: 3 levels of constant temperature hot compress (38°C-41°C-44°C) hot compress and massage to the skin which is helpful to promote blood circulation dredge the meridians and relieve pressure Physiotherapy Magnet: 8 natural magnet massage heads provide in-depth physiotherapy and massage for your body which can effectively relieve pain, eliminate fatigue and shape your body Red light mode: 8 red lights can accelerate metabolism, promote cell regeneration, and improve immunity Wireless intelligent gua sha machine is small, light, wireless and easy to carry, allowing you to enjoy professional physiotherapy anytime and anywhere. It can provide comprehensive care for different parts of the body such as shoulders, waist, neck, arms, legs, back etc