PerfectAire 115V Mechanical Controls Perfect 4PMC5000 5,000 BTU Window Air Conditioner, EER 11.1, 100-150 Sq. Ft. Coverage, White Perfect for small rooms or spaces that require supplemental cooling; cools areas between 100-150 sq. ft. 2-speed mechanical rotary controls; cool and fan modes Slide-out washable air filter 2-way air direction control Expandable window mounting kit accommodates vertical sliding, double-hung windows with a 23 - 36 width and 13 minimum height