【Battery Fan】To accommodate your needs, the table fan features 4 speeds for optimal airflow and comfort. Press the button on the base to change the speed level as you want. And it will show the battery capacity while working. 【Low-noise Desktop Fan】The operational noise ranges from 25 decibels to 35 decibels for the minimum and maximum wind speed mode respectively. Does not interfere with your work, study or rest,ensuring that enjoys cooling without any disturbance. 【Table Fan】3-bladed turbine fan blades, deep angle wind direction, focusing can form spiral airflow. The head of this portable desk fan can be tilted from 0 to 90 degrees to direct airflow where you want it. Features an all-copper brushless motor for smooth, efficient and quiet operation. 【Mini Portable Fan】This small portable fan is compact and easy to carry, fitting into your backpack or handbag, Now please don't worry, this fan designed with removable front grill, just twist left to remove the front cover to clean the blades. 【USB Rechargeable Fan 】The rechargeable fan is built in 3600mAh battery. It also can be powered either by Micro USB or Type-C USB, with a built-in indicator light to remind you to charge on time. A fully charged battery lasts overnight, ensuring prolonged cooling. 【Cordless Fan】This multifunctional USB fan is small, portable, exquisitely designed, and structurally flexible, suitable for indoor and outdoor use. In the hot summer, this USB fan can accompany you anytime, anywhere, bringing you coolness. It is suitable for living rooms, bedrooms, offices, studios, dormitories, basements, libraries, RV travels, camping, and more.