The Best and Video and Automation package includes your choice of a smart door lock, remote garage door controller or smart thermostat. Only available with the Video and Automation and Best packages. A $5/mo. automation add-on is required for the Good and Better packages. Self-installation is available for this device. *Please note that the Bell Smart Home Smart Thermostat is compatible with central heating and cooling systems only. Examples of central heating and cooling systems include: Forced-air furnaces Radiant heating with boiler (steam and hot water radiators or radiant in-floor heating) Central air conditioners Heat pumps Systems not supported by the Bell Smart Home Smart Thermostat: Ductless or mini-split systems Electric baseboard heaters Electric floor heating system