Principle from light energy to heat energy. The thermal effect in the deep layers of the tissue causes blood vessels and capillaries to be expanded to promote better blood circulation and heat to help get rid of body toxins and metabolism.
Environmental protection outside are top grade PU Oxford cloth, inside is waterproof PVC. With flexible pull capsules even in different sleeping positions, the entire part of the blanket is hot and the edges will not be hot.
Safety functions when abnormality occurs, the line is automatically disconnected, the heating is stopped, and an alarm is issued for 1 minute.
Note the normal maximum temperature is 80 degrees. It is prohibited to fold and heat. The folding heating temperature exceeds 120 °C
Upper double zip design the top double zip can release your hands with the sauna blanket to use the mobile phone to read newspapers and books.