The table fan has some useful functions. It is a small humidifier and seven-color night light. So you can enjoy better cold wind in summer. When it is dry, it can also add moisture. The seven-color night lights are very beautiful at night. 2 Spray mode-The spray blower has two spray modes to choose from, continuous and intermittent. Because the sprayed water mist is more uniform, the wind can humidify the air and cool down faster, which is cool and comfortable. 3 speed modes: Our portable desktop fans have low, medium and high wind speeds. Therefore, you can adjust the wind speed according to your needs. With this fan, you can be more comfortable and happier at work, and will not be affected by high temperatures when it is quiet. Safety design & USB charging-the small ABS net cover and soft PP fan blade provide double safety protection, so that everyone can use it with peace of mind. The mini USB fan has a 2000 mAh battery, which can be charged by connecting to the USB interface. Limited to summer. Our fans have the advantage of being comfortable to carry. It can be used in bedrooms, offices, schools, etc. to enjoy the fresh, soft, misty breeze. (Note: Since the improved version of the mini desk fan requires more power, the operating noise is greater than that of the traditional fan)