Autoterm Air 2D (High Altitude) 12V control unit.
This product allows you to program the operation time of the heater, and also allows you to control the temperature of the air blown into the vehicle cabin. In addition, the unit has a self-diagnostic function that notifies you of any abnormalities in the operation of the heater.
The device is easy to operate and install. The control unit is powered by a 12V battery.