Cools & Heats Medium RoomsIt'S Important To Pick An Air Conditioner Based On The Room Size Of The Room (Or Rooms) To Be Cooled. This Air Conditioner Cools & Heats Medium Rooms Up To 550 Sq Ft 4-In-1 Portable Air ConditionerOffers 4 Functions - Air Conditioning, Heating, Fan & Dehumidifier - For Maximum Home Comfort Auto Evaporation TechnologyUnder Most Room Conditions, The Auto Evaporation Technology Evaporates Any Water The Portable Unit Collects, So There'S No Need To Empty A Bucket DehumidifyThe Built-In Dehumidifying Capability Balances Humidity Levels In The Room To Keep You Comfortable And Breathing Easier Digital ThermostatOur Electronic Digital Thermostat Helps You Maintain Your Cool And Comfort 24 Hour TimerWith Our 24-Hour Timer You Can Program Your Unit To Turn On Or Off Between 1 And 24 Hours For A Continuous Cool Power At Your FingertipsOur Fully Functioning, Easy To Use Remote Allows You To Adjust The Fan Speed, Temperature And Mode Options From Anywhere In The Room Do It Yourself InstallationGe Appliance Air Conditioners Come With An Easy Mount Window Kit For Installation Assistance Window DimensionsSingle Hose Exhaust For Double Hung & Sliding Windows Types. Fits Windows 20"- 46" Wide, Minimum Height 4.8"