20 SEER: 3 Ton Tri-Zone Ductless Split - Heat Pump: With a 36000 BTU total Cooling-Heating Capacity, this Inverter DC mini split system can cool or heat 3 seperate zones [400 ft² + 400 ft² + 800 ft²] for a total coverage area of 1600 ft². A 20 SEER rating coupled with Inverter technology provides the benefits of low operation temps, rapid cooling as well as maximum energy efficiency. Comes pre-charged with eco-friendly R-410A; Includes LCD remotes.