This is a British Gas Wireless Thermostat 555055 and Wireless Receiver 555056. It is a non-programmable device that can be used to control the temperature in your home. The thermostat and receiver are both made by British Gas and are designed to work together to provide accurate and reliable temperature readings. This product is perfect for anyone looking for a simple and easy-to-use thermostat that can help them maintain a comfortable temperature in their home without the need for complicated programming. Most of these are sold without receiver . Unless you already have one it will not work. if you order wrong product and wish ti return a 25% restocking fee and partial refund will be applied
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