Material Upgrade: This handheld fan is made of ABS material, making it very tactile and nontogreasy. The optimised circuit design maximises the performance of the product. Builttoin brushless motor gives the portable fan a longer life and less noise (Tips: speed 1: 41db, speed 2: 46db, speed 3: 55db).3 Wind Speeds Adjustable: The mini fan has 3 adjustable wind speeds, you simply press the power button to change the speed according to different needs, as slowto3600r or m, mediumto4800r or m, and fastto6100r or m.The different wind speeds provide between 2 and 6.2 hours of working time. You can easily reach for this mini pocket fan and feel the cool breeze on a hot summer day.Fast Charging andamp amp Portable: The rechargeable portable fan only takes around 1.5 hours to fully charge(supplied with USB c cable). It is compatible with all USB ports so you can charge it at any time. Cute mini size: 3.7 oz, lightweight and mini size easy for you to carry, it is an ideal handheld fan for home office, indoor, outdoor, travel.Creative Design: The pocket fan is as big as your hand and the ergonomic handle allows for a perfect grip. Fan casing protection from hitting your fingers. This portable fan also has a lanyard hole design so you can hang it on your hand or hang it on your bag. A lovely and simple handheld fan for everyone and the perfect gift.Convenient to Use: 3 adjustable wind speeds are controlled by a switch, the blue light is on when you are using the fan or charging, and the blue light is flashing when the battery is low. If you have any questions, please feel free to contact us, our aftertosales team will take effective measures to solve the problem!