Standard control for any sauna heater models - Many sauna buyers prefer the built-in controls for its ease of wiring. Built-in Controller located at the bottom of the heater - Included Built-in time knob controller - Included Built-in temperature knob controller HIGH-TEMPERATURE CUT-OFF PROTECTION - OVERHEATING PROTECTION The temperature is controlled by the build-in thermostat sensor. However, if for any reason, the air temperature inside the heater rises to an abnormally high level, the overheating protection automatically cuts off the power supply. When the heater has cooled down the power can be on again by pressing the reset button. Before pressing the reset button, the possible cause of overheating should be investigated.TURKU SAUNA HEATER SPECIFICATIONS MODEL - TUM20A RECOMMEND SAUNA ROOM VOLUME - 45-90 Cu. SAUNA TYPE - WET or DRY SAUNA HEATER TYPE -MINI CONTROLLER - BUILT-IN, KNOB OPERATING TIME - 60 MIN POWER - 2KW VOLTAGE - 120V CURRENT (Amp) - 18Amp PHASE (N) - SINGLE WIRE - 10AWG CIRCUIT BREAKER (Amp) - 25Amp SAUNA HEATER DIMENSIONS - 19-13½-7 inch. The item "OPEN BOX 2KW 110V 90 Cu. MINI TYPE TURKU SAUNA HEATER STOVE BUILT-IN CONTROL" is in sale since Thursday, June 13, 2019. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Pools & Spas\Sauna Heaters". The seller is "a2z_sauna" and is located in Midlothian, Virginia. This item can be shipped to United States.