Battery powered portable handheld air conditioner, small enough to take with you and large enough to supply endless cooling air. The personal air conditioning fan utilizes evaporative cooling technology and is controlled by a high to low variable speed control. | Tiny Homes
5 Gallon Bucket Swamp Cooler DIY Project - Cooling your tent or van. The basic idea for the bucket cooler is just a smaller version of Yellowdog's cooler made from a rubbermade garbage can. An evaporative cooler will reduce the temperature by 20 to 30 degrees. All the ideas that people came up with on this thread are a perfect example of radical self relience! (Bravo!!!)
SPT Portable Cooling/heater, 7500 BTUs, WA-7500M .. size w16" x L16" x Height 30" ... cools up to 200ft tent/sm cabin etc ... self-evaporative technology that allows it to save energy while taking moisture from the air to cool down the coils.