Material: Our handheld electric fans are made of high quality ABS, durable, generate less heat and are highly efficient. Quiet: In weak mode, the running noise is as low as 20 decibels, providing powerful cool air for study or work. Wind speed regulation: The handheld fan has a wind speed regulation function, by pressing the wind speed switch button, you can fine-tune the wind speed, from mild natural wind to strong wind. Multi-purpose: Provides ultra-quiet comfort for the workplace or library. Outdoor activities in summer can bring coolness even in extremely hot weather. USB charging: The handheld fan is equipped with a USB port and supports a variety of charging methods, which can be charged from a computer, charger or mobile battery. Date First Available October 4, 2023