A dryer for drying hair or clothes is disclosed. The dryer includes a head and a handle attached to the head. The dryer further includes ultrasonic devices, a controller, a vacuum pump, and a reservoir. The head has a surface on which inlet holes are formed. The ultrasonic devices are positioned on the surface of the head. The ultrasonic devices produce ultrasonic vibrations that break down water molecules into mist. The controller controls an operation of the ultrasonic devices.