With the cooling capacity of 6,500 BTUs, this A/C unit is ideal for up to 450 Cubic feet of conditioned space. Equipped with a variable speed fan, the unit is available in right, left or top air discharge configurations and comes with a 4” duct collar. The unit can be configured as a cool only, electric heat, or reverse cycle heat unit. With the help of a soft start this unit can run on a small generator or a properly sized inverter.