This is similar, but acts more like an evaporative cooler (not really a traditional air conditioner but it ... These considerations make it very portable and perhaps backpackable as well.

portable evaporative coolers on wheels are now available. On the other hand, air conditioners cool your home by transferring heat from the interior of your home to a warm outside environment.

If venting outside isn’t practical for your home, you can opt for a portable split air conditioner, portable evaporative cooler or fan to beat the heat.