Features: Widely Used: The portable fan uses the motor to run lightly and can be used in offices classrooms dormitories and libraries. Three-speed Wind Selection: The mini fan has light wind cool wind and strong wind modes which can be easily held indoors and outdoors. Easy to Use: The fan can be hand-held or placed on the desktop portable travel to cool off the heat and open the cool moment anytime anywhere LED Light: Long press the mini fan switch button to turn on the colorful lights accompany you to sleep and give you a comfortable experience Power Supply: Portable desktop fan adopts USB charging which has large-capacity battery easy to charge and use at any time. Specification: Color: Pink Blue Size: Approx. 8.5x8x11 cm/3.35x3.15x4.33 inch Output power: 2W Battery voltage: 3.7V Battery capacity: 400mah Speed: Three-gear speed Charging current: 5V/05A Charging time: 2-3 hours Use time: 2-4 hours Noise: below 36dB Note: There might be a bit color distortions due to different computer resolutions. There might be a slight errors due to different hand measurement. includes: 1 *Chair Phone Holder Fan 1* USB Charging Cable