Cools up to 500 square feet. 14,000 BTU portable air conditioner cools areas up to 550 sq. ft Quiet operation (54dbA) R410A environmentally-friendly refrigerant Auto-Evaporation System: Collected water from cooling is removed automatically. No bucket, no-drip design (this operation depends on the humidity level at your location) Gently circulates air even when air conditioner cooling is not needed Removes excess moisture from air (Ideal for areas with high humidity like basements Dehumidification capacity up to 90 pints per 24 hours Continuous Drain System: Connect a standard garden hose tube to continuously drain water collected when using in Dehumidifying Mode Easy-to-install window venting kit included with adjustable window bracket (from 19.9 to 47.25 inches)