GE 5000 BTU Mechanical Window Air Conditioner ,while choosing and introducing a little climate control system, here are a few different perspectives you need to consider: Effectiveness: The typical 5,000 BTU climate control system has an Energy Proficiency Proportion (EER) of 9.5, meaning it requires around 520 W to deliver 5,000 BTUs. Higher effectiveness units have a 10+ EER rating ... https://www.outdoorindoordiningsets.com/product/ge-5000-btu-mechanical-window-air-conditioner/