Klimaire 15000 Btu PTAC Air Conditioner and Heat Pump with 5 kW Electric Heater Exceptionally Quiet Operation  Improved fan wheel design provides uniform and silent air flow. Factory supplied power cord with 3-prong grounding plug and current detection device with reset, 20 Amp. 208-230 Volt Optional wireless remote control or 24 Volt wall thermostats An adjustable flap allows fresh air into the living space for a cleaner and more comfortable room environment. Long life polypropylene filter offers effective air filtration and is easy to clean without opening the front panel.