You might see an EER (Energy Efficiency Ratio) number for your portable air conditioner, which measures the cooling ...

With three fan speeds and two mist levels, this ventless air conditioner is both multipurpose and multi-functional. It cools the air while also adding humidity, serving as a humidifier, AC, and fan.

This ductless air conditioner is perfect for small rooms and spaces, with a coverage that can handle areas between 200 and 400 square feet. Great for climate control storage and small bedrooms ...