Dealing with summer heat is extra awful when trying to get a good night's sleep. Rather than suffering through the warmer months, use a few appliances to keep your bedroom at a cool, comfortable temperature. This includes utilizing a dehumidifier, which will not alternate room temperature but will remove humidity.
A dongle is a small piece of hardware that connects to another device to provide it with additional functionality.
The term dongle has expanded beyond software protection to include any small device that plugs into the Universal Serial Bus (USB) or other computer port, regardless of what it does. These devices are usually used to provide some function that is not built in to the computer itself.