TOPK USB Fan 2 Pack Mini Desktop Fans Quiet Operation, USB Powered Desk Fan, 3 Speeds and 360° Rotatable Head for Home Office Bedroom Table Desktop

["Compact Desktop Fan: This fan is powered by USB and has three speed settings, a 360° rotation of the fan head, and can be operated by devices with USB interface such as computers and adapters. By repeatedly pressing the button on the back of the fan, you can choose between low, medium, and high speeds. The first speed offers a velocity of 4 m/s, the second of 5 m/s, and the third of 6 m/s.", "360° Rotation and Stability: The fan head of the electric fan can be rotated vertically by 360 degrees, and you can tilt it to the desired angle to cool down quickly. The desk fan has 2 non-slip rubbers on the bottom to reduce vibrations and increase friction, making it more stable and preventing slippage even at high speeds.", "USB Powered: This portable fan is operated by a 1.2-meter USB cable and is compatible with 5 V output devices. It can be connected to any device with a USB port, such as PCs, laptops, power banks, USB wall chargers (not included), car chargers, and any other USB-enabled power source. (Note: This fan does not contain a battery.)", "Quiet Upgrade Design: The quiet desk fan features 3 curved blades, reducing wind resistance and increasing the available airflow range. At the same time, it is equipped with a powerful, quiet brushless motor to reduce noise. Even at the highest speed, the noise level remains at 40-50 dB.", "Compact Size and Application: With a size of 12 cm, this is a small mini fan measuring 12 x 12 x 5 cm and weighing 160 g, making it lightweight and space-saving. This portable fan is perfect for offices, desktops, dormitories, homes, bedrooms, libraries, camping, traveling, or anywhere you need to cool down. The noise level is lower than 50 decibels, providing you with a quiet pleasure."]