Ceramic FIR Far Infrared 4 Four Person Outdoor Sauna SPA Newly designed 2019 model 4 Person Outdoor FIR Far Infrared Sauna. Complete w/ shingled roof and 100% waterproof hemlock wood construction. Utilizes FIR Far Infrared Ceramic Heaters, to deliver the most reliable heating source for outdoor saunas. (Performs better over time outdoors over Carbon) Latest Digital Control panel allows you to set the desired temp and timer, and shows the actual temp. Temp selectable from Celsius to Fahrenheit. There are buttons as well to control the 4 LED Display / Reading lights, and also the 4 Chromatherapy color LED lights! Auxiliary input included for IPod / MP3 capability included with stereo speakers Dimensions: This is a square shaped sauna, but does have 5 sides, as one of the corners is a door. The footprint is 59" x 59". It will fit perfectly into a corner, or standalone. The size of each wall is: back wall panels: 59.1" (2 of them), side panels w/ windows 31.5" (2 of them), and front panel w/ door is 37.4". The overall height of the sauna is 84.6".