This product replaces the Tybox 137 Hard-wired programmable room thermostat for boiler control - Battery powered The benefits of using Tybox 117+ :  Simply use the selector dial to access the various menus displayed on the back-lit display  Save energy by programming your heating system as accurately as possible  Intuitive, user-friendly functions allow you to interact with your thermostat and edit your programming  Keep yourself comfortable with smart heating control: the right temperature at the right time Functions  Boiler, non-reversible heat pump or wood stove control  Proportional Integral Derivative (PID with adjustable time base) or On/Off (TOR) control  Temperature settings: Comfort, Economy & Frost Protection  Instant programming: automatic heating control with pre-set program options in the thermostat  Flexible programming: customisable with the choice of time increments and program type (daily or weekly)  Smart heating switch-on function: heat anticipation activation for the heating period  Override function to turn down the heating during a temporary absence  Holiday mode: switching to Frost Protection mode in case of prolonged absence using the calendar  Enhanced ergonomics: detailed documentation available by scanning the QR Code Characteristics GUARANTEE POWER SUPPLY TYPE BATTERIES SUPPLIED OPERATING TEMPERATURE

Essential additions No additional product required for the correct functioning of Tybox 117+