Cooling

1. All DC power: DC power for indoor and outdoor unit for more effective and quiet operation 2. Nano Titanium Wasabi Filter: this filter releases powerful antibacterial, anti-mold, anti-allergen and deodorizing effect 3. Green fin condenser: special anti-corrosion "green" coating to assures better performance, durability, and savings 4. Fireproof electrical enclosure: using 100% metal housing to enclose and tightly seal its electrical and electronic components.