Safe and One-Button OperationMade from high quality ABS materials, very safe to use for both kids and adults. This personal portable fan is easy to operate with only one button, press the button to turn on/off the fan, and press repeatedly to adjust the wind speed . Strong Airflow 3 adjustable SpeedThis mini fan portable have 3 speed (Low-medium-high speed level). Adjust appropriate fan speed by pressing the power button repeatedly. And 6pcs fan blades, strong wind, wind distance up to 3 m. Brushless motor makes the fan durable. Save you from summer and hot flashes. Mini size The size of this cute fan only 17*5.4*5.3cm6.69* 2.12* 2.08in, The hand held fan is so portable that you can take it with you when you are strolling, studying, hiking, You can put it in bag, a drawer or an office table, The wind is powerful and the fan is quiet while working, which can allow you to sleep soundly. USB Convenient Charging Operated by a 2000mAh rechargeable battery, the hand battery fan is lightweight and portable. After fully charged, the hand held fan can last for 3-10 hours. This is also a USB fan compatible with universal USB devices port, you can charge it by power bank, PC/laptop, phone charger etc. Takes 2.5hours to get fully charged. Indoor and Outdoor Application Fear of the high temperature? Our mini handheld fan brings you a cool summer! It can be used indoor for make uplaptop cooling, office working, siesta...also suitable for outdoor activities such as travel, hiking, camping, football game, sports etc .