The LiftAire II air conditioners series is rated at approximately 14,000 BTU cooling. Models are available for 1/60/115 volt or 1/50/240 volt power supply. Each model also comes with a built-in heater. We can also supply an installation kit for each model consisting of supply and return flexible ducts, thermostat, thermostat connection cables, duct adapters, and other items to complete the installation of the air conditioner.