advantages of the product: 1) Unique Split-type design. 2) steam heating with unique separetion of water and electricity. 3) various usage and save time ,space and money. 4) powerful and effective for keeping foot health 9) With magnetic and vibration 6)Strong air bubble impact, Water wave impact function 7) remote control. 8) Efficient in improving the blood Specifications: 1) Voltage: 220V~ 2) Frequency: 50Hz 3) power: 815W Packing: colour box 4pcs/ctn Box dimensions: 49x 38x 28.5cm fitting targets: 1) person in Ya Health and middle age. 2) professionals,thachers and executives who need brainstorm in their works. 3) athletics, dancers, traffic policemen and drivers who make their feet exhausted. 4) neurastheniac, depression patient, insomniac. 5) patient slightly suffering from caediovascular disease. 6) rheumatisant and persons suffering from back pain, lower paet of the body paralysis and ankle pain. 7)persons suffering from dry skin, chilblain, asreiction and uraemia. 8) patient lacking of vital energy and hypothermia in the elderly. 9)person in accordance with doctors advice.