✅【Small USB Desk Fan】This small USB fan design is compact and unique. Small sizes help save your desk space while providing a powerful Airflow fan. The ease of a small fan with the power you can feel from 2m away. | ✅【3 Speed to Adjust】 This small USB fan has three different power fans to adjust. The most powerful speed can reach up to 2400, the wind can reach 3.8m/s, the middle speed is 2100rpm, the wind speed is 3.2m/s, the low speed is 1800rpm, and the wind speed is 2.5m/s. | ✅【Multiple Power Supply】This small USB fan doesn’t need too much power and helps save your power fees, it can be powered by your laptop, power bank, and wall adapter. With these USB small fans, you don’t need to worry about the power is not enough. It can work 24 hours a day continuously. | ✅【Low Noise】This mini USB fan is noiseless, the most high speed is only 50dB, and the lowest speed is below 30dB, it will not produce too much noise to interrupt your sleep, work, and study. The rubber map under the fans prevents the fans slip when the table is tilted. | ✅【30 Degree Rotation】This small fan is designed with a 30-degree head rotation, it can adjust the suitable degree to fit different height tables, and provide the most suitable angle wind to quickly cool you down.