Wireless Room Thermostat, pre-wired for easy connection. Will replace most common residential thermostats and is designed to be used with electric, gas, oil heating or cooling system. This thermostat is separating its functions into two units, the receiver and Control Centre. The receiver serves for wiring connections and heat or cool on/off control. The thermostat can be kept in any room or area up to 20M away. LCD display and simple to operate Push Button Up / Down temperature adjustment, constantly showing actual room temperature and set temperature, very easy to understand, can be used with ANY condensing or Combi Boiler. Address settings is also available for units in close vicinity in case of multiple wireless thermostats. The receiver ignores the message which is sent by the transmitter with a different address.