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.
active oldest votes. up vote 10 down vote accepted. A dongle is a piece of hardware, now usually a USB device (in the past, they also connected to serial and LPT ports), that plugs into a computer to provide copy protection for a piece of software.