[Versatile Portable 360 Rotation Fan] High quality ABS material and foldable 360Rotation design enable this fashionable portable mini fan to fit in multiple scenarios. You can simply hold it as a handheld fan, use it as a desk fan or hang it around your neck. The flexible sturdy structure allows you to spirally twine the fan on many subjects, such as baby cot, pram, bicycle, car and etc. Perfect for Home/Office/Outdoor/Camping/Travelling. [Backup Power Bank] It is more than a fan. The 5V/1A USB output port switches the mini fan into a power bank(2000mAh) for emergency usage, supplying limited but vital power for mobile phone, MP3, or iPod, etc. [3 Level Airflow & Low Noise] Adjust appropriate fan speed (low/medium/high) by pressing the power button. Upgraded 7-blades design provides strong airflow while operating with low noise, making it suitable for different purposes (cooling down at outdoor, baby's sweet dream or gentle breeze in reading time and etc). [USB Rechargeable] With built-in 2000mAH large capacity lithium battery, this mini fan can be charged by 5V output adapter, USB charger, laptop, power bank and other USB-enabled devices. It takes about 3 hours to fully charge and can work 2.5-9 hours. (PS: Working time depends on different wind speeds.) [ Safety & Warranty] This mini fan with ultra-soft blades is made of high quality TPE material, if you accidentally touch the rotating blades, the soft blades will automatically stop and keep you safe. Tips: Please read carefully "user manual" before using the fan.