Air Choice NPLN11A-06C/X1E Portable Air Conditioner 10000 BTU, The Air Choice portable air conditioner packs a punch with its 10000 BTU (ASHRAE) cooling capacity, perfect for quickly and effectively cooling rooms up to 450 sq. ft. Its temperature range of 62℉(17℃)~86℉(30℃) ensures that the portable air conditioner keeps your bedroom, living room, or office perfectly cool, even on the hottest summer days.