Geizeer, here is the fan cube that lasts 4 hours

#Geizeer is the brilliant invention that can make us feel cooler without making the house ugly. It is a portable cooler invented by two architecture graduates, Ferdinando Petrella and Damiano Iannini. “It's a wooden cube with a side of 14 cm – explains Ferdinando – divided into two halves: above there is a fan, below a rechargeable battery with a USB cable, and a plastic cone with a liquid inside that can remain cold very long." Its operation is… Read more