1) The intellective manipulator is driven by 4-wheels mechanism, travels up and down at back, effect massage at neck, shoulder, back and waist, with modes of kneading,finger-pressing, knocking or synchronic kneading and knocking
2) Airbags at cushion for calf rest
3) Equipped with swivel wheels, it can be flexibly removed
4) The massage strength is regulable during massage process according to your needs
5) With heating function at back set and thigh.