DESC: Stay COOL and breathe fresher air with our NEW 2005 Sunpentown WA1220m 12,000btu units. Ideally cools an area up to 400sq.ft. Effectively improves air circulation in poorly ventilated spaces and maximizes energy efficiency. Uses new UL required LCDI plug. Manual control is specifically recommended for use in Server rooms. If there's a power failure, unit will automatically turn itself back on when power resumes.