Enjoy the benefits of Infrared Sauna Bathing at 170-degrees Fahrenheit combined with a true Finnish sauna! Extra large two-tier bench system Low EMF sauna tested by a NASA award winning testing facility. High Emissivity infrared heaters For sauna rooms from 70 to 106 cu. ft. Requires a minimum of 29 lbs of sauna stones (1 Box-AC3000)Please note that each natural stone is unique in shape and size. We recommend purchasing an additional box of sauna stones to allow you to choose the highest quality of stone for fit, form, and function (Additional freight charges will apply). Please note that each natural stone is unique in shape and size. We recommend purchasing an additional box of sauna stones to allow you to choose the highest quality of stone for fit, form, and function (Additional freight charges will apply). We recommend purchasing an additional box of sauna stones to allow you to choose the highest quality of stone for fit, form, and function (Additional freight charges will apply). Please note that each natural stone is unique in shape and size. We recommend purchasing an additional box of sauna stones to allow you to choose the highest quality of stone for fit, form, and function (Additional freight charges will apply). Medical Grade LED Red light therapy with 650nm plus color chromotherapy V2 LCD Controller 5" Touchscreen with Bluetooth