Stay comfortable year-round with this 18000 BTU mini split air conditioner and heater. The inverter-driven system and R454B refrigerant offer efficient performance with 21 SEER2 and 9.5 HSPF2 ratings, helping reduce energy waste. The outdoor unit features chassis electrical heating to support cold-weather operation. Choose the airflow and comfort level you want with 7 operating modes (auto/cool/heat/dry/fan/ECO/sleep) and 8 fan speeds (auto/mute/low/low-mid/mid/mid-high/high/turbo). The 4D airflow promotes more balanced coverage, while the self-clean function helps keep the indoor coil fresher for ongoing performance. Control is flexible: use the included remote control, connect via WiFi, or manage settings with voice commands through Alexa and Google Assistant. Added convenience features include a 24H timer for scheduled comfort and a child lock to help prevent accidental changes.