Pure white wireless heat detector with wireless transmitter module in the mounting base. Diameter 86mm, 45mm high. With solar cell and battery (lifetime 10 years). Smart home sensor. The radio sensor can be taught into the following actuators and into the building radio visualization and control software: FGM, FLC61, FMS14, FMZ14, FMZ61, FSR14, FSR61, FSR71, FZK14, FZK61.