Sterling dual-purpose fan heater. It can operate at two heating powers and the temperature is thermostatically controlled. Due to these the amount of hot air emitted by the heater can be adjusted to the needs of its user. It can be also used as air cooler. Thanks to those functions the fan heater is useful both during hot and cold days. For safety the device is equipped with an overheat protection. The heating elements were made of ceramic due to which fact the heater is very durable and reliable.