Electromechanical flush-mounted room temperature controller for controlling or monitoring temperatures in living rooms, offices and hotels. Suitable for all common switch ranges. Active white glossy, 55x55 cover with button. Suitable for water-based and electric heating systems. The thermal feedback achieves a very small switching difference. When the clock terminal is connected, the temperature is regulated to a temperature that is approx. 4K lower. With LED status displays. Adjustable range restriction in the setting button to reduce heating costs. A captive screw with threaded insert for fastening the housing cover and practical plug-in terminals make installation easier. Installation in a 55 mm flush-mounted box.