230V 50Hz 800W Changeable massage attachments for direct massage of the sole of the foot Over 100 massage burls for simulating the foot reflex zones Air bubbles can intenerate & massage the feet skin mildly Double-walled housing, Body-building in magnetic force Bath salt without bubbles or essence for more comfort The temperature of water is available 25~50 River circulation, Cable storage, Ozone bacteria .With wall holder