Portable Air Conditioner Fan - Portable Mini Cooler Air Conditioner Water Cooler Small AC for Office, Home Cooling, Summer Fan Hot or Cold USB Compatible Tumbler Bottle 3 Fast Spee
These devices are actually evaporative coolers: they draw in hot air, pass it over a damp or ice-chilled pad, and blow out cooler, moister air. Ideal for personal use (e.g., your desk), but not for whole-room cooling
