Can be used as a room temperature controller and with optional remote sensor as a room temperature controller with floor monitoring- illuminated, graphic display (illumination permanent / or 10s / or only in comfort mode) - heating mode display on the display (red flame symbol) - OFF function (frost protection at below 5°C) - key lock- automatic summer/winter time change- valve protection function for valves with hot water underfloor heating- measured value correction- selection of the control method (PI-PWM or 2-point) - power reserve 5 days- 55 cm central plate- use without claw fasteningTemperature range:Room temperature 5 30 °CFloor temperature: 10 42 °C