This system is specially designed according to the customers' requirements of USA, German and Italy. It adopts first-class intelligent control technology and three sections of human body can be controlled under three different temperatures and timer. Safety - Ultra-low volts (DC 36V) is applied with this system without any safety worries. Therefore, it becomes the first consideration of choice in beauty saloons and weight losing places. Safety - The Heating wire is design to withstand any stretches or bends. Sauna Blank unit includes Digital Multi-level remote control Instruction guide Power Supply: AC 110V / 60 HZ Output low volts: DC36V 300W ( Max.) Time Settings: 5-95 mins Temperature Range: 86F - 140F (adjustable) 3 separate channels for different heat setting and time If you are pregnant, you should not use the sauna belt. Always consult a doctor prior to using excerise equipment. Read directions carefully and follow closely to avoid injury from extreme heat.