The Charleston 4-person indoor traditional sauna allows you to bring friends and family together to relax and enjoy an intense sauna experience in the comfort of your own home. The Charleston includes a 6.0 kW Harvia electric heater. Harvia heaters are world-renowned for providing high-quality electric sauna heaters that produce temperatures up to 180 degrees. The 2-tiered double bench seating provides room for 4 people to sit comfortably or 2 people to lie down in the sauna. A water cask and spoon are included so you can add water to the heater stones to provide humidity and steam for more intense heat. Standard features also include a thermo-hygrometer for displaying the humidity level, interior dome lighting, a ventilation system, and a cabin constructed of natural Canadian Red Cedar wood for durable yet naturally appealing decor.