Aleko Coasts 4.5KW Sauna Heater With CON 4 Outer Digital ControllerCOASTS sauna heaters are reliable, economical, and built with durable materials that are made to last. Using the CON 4 outer digital controller, you can set your heater for a maximum of four hours of heating with an eight hour timer delay. The CON 4 controller displays both time and temperature, includes a light switch for your sauna, and features two work modes. This heater is both CE certified for its energy saving capabilities and UL certified for