Della 27K BTU ODU 3 Zone 9K 9K 18K BTU 24 SEER2 208-230V Cools Up to 1800 Sq.Ft, Wifi Energy Efficient, Works with Alexa, Multi Zone Mini Split Air Conditioner Pre-Charged Heat Pump Full Set

Provides cooling and heating for up to 1800 Sq. Ft (2 indoor unit recommended area 400 Sq. Ft, another one 1000 Sq. Ft) ETL Listed, AHRI Certified This model does not support the Self-Cleaning Function. 4D air flow(up-down left-right), I feel mode, 24H timer, sleep mode, eco energy saving mode, fan speeds, turbo function, heating, cooling, dry and auto modes. Line-set vacuuming is required during installation. This system mandates professional installation - it's not a DIY mini split AC.