Staron Mini Portable Small Fan Quiet Rechargeable Office Desktop Fan

Feature Button function: first turn on the power switch on the back. Second adjust the appropriate fan speed by repeatedly touching the front power button (low speed > medium speed > high speed). Finally turn off the power switch on the back after use. The fan is very small and easy to carry. Perfect for use at home office desk or on the go. 3-speed ultra-quiet design: low/medium/high speed level. The three-speed design allows you to have more choices in different temperature environments. With a silent construction this USB desktop fan is designed to be ultra-quiet while providing high airflow. It is best to work or sleep with you without disturbing you. Built-in 1200mAh large capacity battery (3 hours full charge) rechargeable via USB cable compatible with computers laptops power banks wall chargers and any other USB-enabled power sources. Product manual Power: 1.2W Product size: Diameter 8.5cm; length 16.5cm Battery capacity: 600mAh Charging method: usb power interface Wind speed adjustment: three gears