Fan Cover:air guide ribs deeper farther blower and edge outward expansion to enhance heat dissipation efficiency. the chassis top cover sub-board: can greatly enhance the overall strength of air-conditioning outdoor unit to ensure the accuracy of assembly. The design is beautiful while to provide better support for the outdoor fan. OLED one black display: 180 degrees large viewing angle, no light pollution. hanging board: to ensure that the load distance, reduce the material and processes. Split sensor has a Hall switch, removed from the wall when the Hall switch is closed, the indoor unit using the return air data to avoid air conditioning miscarriage of any data reading.