This Cool Living Air Conditioner is designed to be installed in a standard double-hung window with a window width of between 22" and 36". It boasts a thermostat range of 64 - 86 degrees Fahrenheit (cooling only), and a programmable timer that allows you to set the run time anywhere from 0. 5 to 24 hours. Included with the unit, is an LCD remote control that has a signal range up to 20 feet. This 10,000 BTU window mount Cool Living Air Conditioner is one of the most versatile on the market. It features 7 different modes, 3 fan speeds, and a multi-directional vent. It's small and compact, yet powerful and efficient, and is ENERGY STAR® rated. When it comes time to clean the filter, just pull down on the indents of the filter door on the front of the unit. Included instructions make it simple to install.