VEVOR Sauna Blanket for Detoxification, Portable Far Infrared Sauna for Home, Oxford Sauna Bag w/ Arm Holes & Carbon Fiber Heating, 1-6 Level Adjustable Temp 95-176℉, 5-60 Minutes Timer, 71 x 31 in
The heating wire temperature is 80 degrees, and the surface temperature is about 65 to 70 degrees, but it depends on the season. If you still feel it is not hot enough, it is recommended that you use the windproof blanket it comes with.