Keeping cool throughout the summer months can be a daunting task. Many people will turn to air conditioners as a means of keeping cool when it gets too hot. At home, this can cause a bit of a problem for your electrical bills, and the installation of window units or the maintenance of a central unit can be a pain in the neck. In the office, while you don’t have to worry about installation or maintenance, you also don’t have much control over the temperature setting, and many office managers are liable to keep their spaces a little warmer to save on electrical cost. For all of these reasons, it’s a good idea to invest in a USB powered fan that can help circulate the air in your immediate vicinity. And while these fans may look a little on the small side, you may be surprised by how effective they are.