Strong Wind & Super QuiteUnique Low noise brushless motor design engineered to be 25% quieter. The mini noise of this desk fan is close to 25db, This mini fan is quiet enough but still powerful for a cool breeze, gives you a comfortable work environment. Perfect choice to use while working and studying.4 in 1 Multifunction FanThe small fan with unique flexible tripod design, This multifunctional design makes the stroller fan can be used in desktop, winding, hanging and handheld applications for Travel, Stroller, the edge of a Desk, Treadmill, Golf CartSafe and durability stroller fanUltra-fine mesh design ensures strong wind and prevents the fan blades from touching. Mini stroller fan with gaps less than 5.4mm to avoid the baby's little fingers from entering, effectively avoiding injured . while ensuring the fan is cool enough. Durability, non-toxic, odorless, safe for children to use.USB or Rechargeable Battery OperatedMini stroller fan has a dual power source: battery powered and USB! rechargeable fan with built-in upgraded 3000mAh battery, long working time portable fan for bedrooms, desktops, strollers, camping, car seat, and travel. (Speed 1: 16hours; Speed 2: 9hours; Speed 3: 6hours.) You can also plug it into power supply for continuous work.(Note: No wall plug included!)Portable and Flexible AdjustmentMini Size with Rotation Design- 720 of horizontal rotation and 720 of vertical rotation, You can always find your favorite angle to enjoy the comfort of the wind. The mini fan is only 5.51*2.48*6.22inch and 0.84lb, Not only easy to carry but also saves spaceServe you WholeheartedlyThank you for choosing , we provide 12 months of quality assurance for each product, and the customer service team is at your service 7/24, if you have any questions or dissatisfaction during use, please contact us, we will give a satisfactory solution for you