Westpointe, 18,000/16,000 BTU/Hour, Cool & Heat Window Air Conditioner, 230V, 60 Hertz, 9.1 A Cooling, 22.0 A Heating, 9.7 EER, Approximate Coverage: 1,000 SQFT, Full Function Temperature Sensing, 1 Touch Remote Control, Digital Panel With LED Display, 3 Speed Fan Control, Installation Kit, Single Phase, Fits Window 26.5" Minimum To 40.5" Maximum With Window Side Panels Attached To Side Of The Cabinet, With The Heat Function Activated & During Extended Periods Of Cool Weather A Cover May Be Placed On The Back Side Of The Window Cabinet To Provide Additional Insulation From Cool Air Re-Entering The Room Thru The Back Of The Window Cabinet, Uses Eco Friendly R410a Refrigerant, 126.77 LB, Dimensions: 23.62"W x 17.91"H x 25.39"D.