12 DIFFERENT SPEEDS FOR DIFFERENT PEOPLE USE - Improve the function of cardiovascular system; Special Foot Pedal with Best Leg Support.Foldable design for easy storage and transportation. BEST EFFECT AFTER USING - To stimulate muscle movement, achieve the purpose of stimulate nerve;make muscle tension compression, enhanced the meridians backflow pressure; improve blood circulation;Increase joint mobility, reduce cramps. Make the body more soft;maintain or restore the ability to walk, enhance limbs coordinated ability; promote metabolism, blood circulation and intestinal peristalsis,Thereby promoting good health. GREAT FOR PEOPLE - Cerebral infarction , Stroke hemiplegia , Cerebral palsy, Stiff joints diversification, Paraplegia, Chills paralysis of lower limbs , Limb paralysis, paralysis of limbs chills, Parkinson's disease, nerve flocculant disorderly, Osteoporosis , postoperative bed for long time, need to be active or passive exercise rehablitatioin, Aerobic Exercise , Knee, Foot, Leg, Arm, Hand training.