Small Portable Fan : The personal fan is designed with a non-slip handle, which is easy and comfortable to hold even for small hands. Equipped with a stable base and a lanyard, you can place it on a table or hang it around your neck outdoors. The base includes a phone holder design, which is convenient for you to place your phone and watch movies and videos in style. Strong Wind Power - 5 Modes: Built-in optimized copper DC motor, effectively reduces carbon brush friction noise, and the portable fan provides you with 5 different wind speeds. You just need to press the power button to switch the wind setting from weak to strong, the wind is strong and fast enough to keep you cool no matter indoors or outdoors. Special Note: In order to protect the motor, prolong its service life and save energy, the fan will automatically shut down after 4 hours of continuous use. 3000mAh Rechargeable & USB-C Rechargeable: This mini fan has a built-in 3000mAh rechargeable battery, which can provide you with up to 7-12 hours of continuous working time. Equipped with a USB-C charging cable, it can be charged for about 3-4 hours through ordinary sockets, power banks, computers, etc. Smart LED digital display: The digital display shows the gear you choose and the real-time power percentage, reminding you of the charging time. Digital display design, easy to check power consumption at any time. Helps you stay in control.