22,000 BTU Single Zone Inverter Heat Pump Wall Mounted Extended Pipe Max 164 ft High-Efficiency Indoor Unit with Built-in WiFi This LG Single Zone Inverter Heat Pump Wall Mounted Extended High-Efficiency Pipe Indoor Unit offers the enhanced piping capability and allows longer pipe lengths up to 164 feet and higher elevation differences up to 98.4 ft. This single zone system also features low ambient heating operations down to -4°F making these units a viable option as a primary heat source and built-in low ambient standard cooling mode down to 14°F. It offers a 22,000 BTU Cooling Capacity and 27,000 BTU Heating Capacity, with Built-in Wifi and Remote access via WiFi and Smartphone App with SmartThinQ that is compatible with Android or Apple devices. LG Extended Piping Mini Splits inverter models use a variable speed compressor that is quieter to operate and uses less energy than conventional air conditioners and when the selected temperature is reached, the inverter compressor operates at a low speed to maintain that level of comfort. It also has high-efficiency ratings of 21.5 SEER, 11 HSPF, and 12.5 EER and when the weather turns cold it's great to know that LG inverter models offer more heating power than conventional mini split heat pump systems. In addition, LG Single Zone Inverter Heat Pump Wall Mounted Extended Pipe mini split indoor units are a brilliant blend of sleek aesthetics and clever engineering, making them a great option for any room that needs a heating and cooling solution that will not disrupt the design of the space while improving your quality of life in an affordable and efficient way. strong> < Read Less