The Hive Active Heating Thermostat SLT3 is a programmable thermostat designed for efficient heating control in your home. With a sleek design and smart home compatibility with Hive, this thermostat allows you to easily adjust and monitor your heating preferences. Its battery size of AA makes it convenient to use, and its country of origin in the United Kingdom ensures quality and reliability. Experience advanced heating management with the Hive Active Heating Thermostat SLT3.