One of the big challenges of off grid living in a hot area is cooling - both food and yourself. It's not just a matter of being water and energy efficient for the sake of the environment, but often due to the limitations of resources available. The Mighty Kool is a water and electricity sipping personal air conditioner that has turned hellishly hot days into bearable ones for me.
Evapolar Personal Air Conditioner -- Evapolar is the world’s first personal air conditioner. It’s an efficient plug-in unit that uses evaporative nano-materials instead of freon or toxic coolant to decrease temps by 15 degrees. It also purifies & humidifies your environment at the same time. $175
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