1. Streamlined tower-shaped usb electric fan, with two gears to adjust the air volume 2. It can be installed in a narrow space with superior space utilization 3. Equipped with a large fan and ample space for 4. Equipped with a dense net and a fan that does not leak, so it is very safe 5. Connect to PC and use the usb interface of laptop Connect the USB adapter can be used on AC power.HIGH/LOW 2 gears can adjust the air volume color:White Material: ABS+electronic components Package Contents: 1 x fan 1 x USB cable 1 x EVA pad Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.