Water tank capacity: Humidifier fan has a 30 ml water tank, which can last for 5 minutes in atomization mode 2 in 1 design: Mini fan is a and a face to keep the skin fresh or cool Wide range of uses: Fan water spray can easily carry out outdoor activities, such as walking, camping, fishing, hiking, participating in concerts, sports, etc Portable: Handheld fan is small in size and light in weight. It can be hung on the neck or hand and carried with you Low noise: Portable fan is made of advanced motor, which can produce strong, stable and quiet wind