Cooling Fan For Home Office Travel 3 Speed Foldable Fan USB Charging Desk 90° Left And Right Shaking Head Wall(G)

4000mAh -capacity dual batteries are detachable and do not need to be connected to the electricity. They can be used outdoors and indoors. The batteries are detachable and replaceable, and can work for a long time without continuous power supply.
Shake the head and rotate 90 degrees to blow the air, which can be used in multiple scenes on the desktop and wall.It can be used as a desktop fan or as a mobile phone stand, which can be placed stably in both horizontal and vertical directions.
Battery life:about 10 hours with 1st gear, 5 hours with 2nd gear, about 2.5 hours with 3rd gear fan (the fan is used alone).
Night light function , High-quality DC brushless motor, power.When the battery voltage is 3.0V, the -Pattern character on the display will flash 5 quickly and then shut down.When charging, the display will show the actual power, and the -Pattern character will flash, and it will stay on when fully.
Silent Operation: Whether you are working or sleeping, it serves as a quiet and thoughtful companionperfect for use on a desk, in an office, or in a bedroom.