Room controller with digital clock function for wall mounting. Suitable for controlling central heating, warm water floor heating, warm air heating, night storage heating, etc. Fully automatic setting of the time and summer/winter time. Large, easy-to-read display. Self-learning heating curve (the temperature is reached at the set time). Preset and customizable weekly and separate daily time programs. Unauthorized protection protects against unauthorized adjustment. Combined holiday and party function (limited temperature reduction or increase for hours or days). Specify an upper and lower limit for the temperature setting and much more.