Product size: 145x93x69mm FOLDABLE & VERSATILE DESIGN Portable USB desk fan can fold up to 180. You can easily use this fan to hold it in your hand or just fold the handle and put it on the desk. 5 ADJUSTABLE SPEED LEVELSThis mini fan has 5 speed levels (low/medium/high/sleep mode) can be adjusted by pressing the power button repeatedly. Sleep mode can avoid headache, stuffy nose caused by prolonged strong wind, and meet people's physiological needs. And 3 fan blades, strong wind, wind distance up to 3m. EXCLUSIVE BATTERY CAPACITY DISPLAYWith the world's exclusive battery capacity display, you can no longer worry about not charging the fan in time because you can't see the battery capacity. the battery, and the fan can be used for emergency charging of mobile phones. RECHARGEABLE BATTERY FANWith the 2500mAh rechargeable lithium-ion battery, the small fan is extremely portable as no cable wiring is required and can be used indoors and outdoors. Recharges with the supplied USB charging cable. Working time for 3-20 hours on a full charge. Removable for easy cleaningTo be more environmentally friendly and healthier, our fans are designed with a screwless cover, which can be removed with a simple twist counterclockwise to clean the outlet cover airflow and fan blades, making it easy to enjoy a healthy and hygienic life.