The LG LW8015HR 7,500 BTU 115V Slide In-Out Chassis Air Conditioner with 3,850 BTU Supplemental Heat Function gives you everything you love about an air conditioner and more! Whether its cold in April or hot in October, this unit has you covered so you can always feel comfortable at home. In addition to cooling, this versatile unit offers supplemental heating, providing you with an additional heat source to your main heat source when outdoor temperatures are above 45 degrees Fahrenheit. Plus, the slide in-out chassis is designed for either window or wall installation giving you even more flexibility. Package Content : air conditioner with heat functionremote control2 AAA batteriesmesh filtermanual/installation instructionswarranty Operating System Batteries Included Batteries Required Number of Batteries Battery Type Language Assembly Required