Keeps Rooms Cool: 18,000 BTU window air conditioner unit will keep your home cool and comfortable. This window unit AC runs at four levels: auto, low, medium and high to ensure optimal indoor relief For Larger Rooms & Living Spaces: Our window ac units offer consistent and effective cooling for spaces up to 1,000 square feet. Perfect for whole floors, offices, living spaces and apartments Full Function Remote Control: Control every setting and function on the easy-to-use remote control. Window unit air conditioner features sleep mode, energy saver, 24-hour timer and more Easy Window Installation: Accordion style window air conditioner side panels for easy installation ensure the AC unit fits standard double hung windows from 28" to 40.5" wide and as low as 18.5" H Through The Wall Installation: Wall sleeve and parts included with this window AC unit. Through-the-wall installations and electrical wiring should be performed by a licensed professional