This product has high-speed and high-efficiency steam engine can produce high temperature steam in a short time and this helps you to expedite your blood circulation. It keeps your whole body relaxed, eliminates fatigue and resumes physical strength. It has a curative effect on rheumatism, rheumatic arthritis, back pain, asthma, bronchitis, neurasthenic and is an effective way to reduce weight. You can maintain suitable temperature and master the time well according to your need using computer control panel. It has 5mm tempered safety glass.