Desktop silent USB fan

Features: not occupying a place, the wind is relatively soft, easy to carry, and save electricity
Product size: 127 * 88 * 198mm
Product material ABS plastic + electronic components
Speed regulation method 1.2.3
Battery specifications Lithium battery 1000 mAh
Charging time about 1.5-2 (h)
Battery installation is not replaceable
Input: 5V 1A output power 3W (MAX)
Life time: 1 gear can work continuously for 5-6 hours
2 files can work continuously for 3-4 hours

3 gears can work continuously for 2 hours