Cool A Little While You Save A Lot. With 8,200 Btus This Unit Will Save You Energy And Money While Cooling A Room Up To 340-Sq. Ft. Plus, We'Ve Got You Covered With Auto Restart, So When Storms, High Wind, Or Heat Waves Cause A Power Outage, Your Unit Automatically Turns Back On When Power Returns. This 8,200 Btu Window Air Conditioner Is Equipped With A Slide In-Out Chassis.