1. The air circulation fan blows the wind to drive the air circulation in the room and it is equipped with air conditioners buffers etc. to achieve rapid cooling heating and room temperature.
2. Spiral fan blades with powerful wind speed and cool moments.
3. The machine has a three-speed air volume shifting only 35 decibels when running the breeze quiet and comfortable like a spring breeze.
4. The dense grid cuts the wind column to make the wind more even and comfortable reducing wind noise and wind resistance.
5. The mesh is detachable and can be removed by rotating the grid counterclockwise for easier cleaning.
6. Up and down 12 degree light touch pitch adjustment can be adjusted to a suitable angle with one hand.
7. Built-in safety high conversion polymer battery USB / battery dual power supply can also work after power off durable fast charging with the charge energy saving.
8. Mini-compact suitable for student dormitory office family etc.

Parameter:
1. Input current: 5V 0.5-1A.
2. Fan leaves: 3 leaves.
3. Battery: Lithium ion 18650 37V (not included).
4. Gear selection: The third gear is optional.
5. Output voltage: 4.5W.
6. Working time: 6 hours.