Portable Stand Up Air Cooler

Some rooms need more than a desk fan can move. The Portable Stand Up Air Cooler is built as a floor-standing unit, pulling in more air and covering a larger area than a tabletop cooler while still skipping the window kit and exhaust hose a full AC installation requires.

Its windowless, hose-free design means you can place it anywhere there's an outlet — a living room corner, a home gym, a garage workspace — and have it cooling within minutes of unboxing. Adjustable airflow settings let you dial the breeze up for a stronger room and down for a quieter, steadier background cool, and the stand-up height sends air across the room instead of just at your ankles.

Low energy draw keeps it affordable to run for hours at a time, and the compact base means it doesn't eat up floor space the way a full-size AC unit does. A practical stand-in for rooms where a permanent air conditioner isn't in the cards.

• Type: Personal evaporative air cooler
• Setup: Windowless, no-hose
• Use: Bedrooms, offices, apartments
• Power: Electric / USB
• Operation: Quiet, low energy