COMBI BOILER ONLY NOT CONVENTIONAL The Hive Active Heating Thermostat is a sleek and modern device that allows you to control your heating remotely via your smart phone, tablet, or laptop. With its black brand colour and compact weight of 212g, it is easy to install and use. The thermostat features smart home compatibility with Hive, providing frost protection and temperature control with its room and remote sensor technology. Powered by AAA batteries, this thermostat is a convenient and efficient addition to any home heating system.