21 Hours Runtime & Fast ChargingThis handheld fan runs 21 hours on level 1 and 14 hours on level 2 after 3 hours full charge, so you can enjoy the fan all day at eventsoutside or inside. Power Bank FunctionThe 5V/1A USB output turns the mini fan into a power bank (2000mAh) for emergencies, powering mobile phones, MP3 players, etc. Flashlight FunctionThe flashlight is quite bright and can be useful in dark areas or during a power outage. Battery Powered & USB Touch BladesThis mini pocket fan can be charged by computer, laptop, portable charger and USB power adapter. With special soft TPE material, the blades are very safe. If you accidentally touchRotating blades, soft blades stop automatically, ensure your safety. Foldable and PortableThe size of this handheld fan is only 4.7*1.4*1.4 inch, weight: 4.4 ounce. It can be easily put in your pocket or purse when you are at Disney, camping, etc. The foldable design makes it possibleeasy to transport and store. Power bank function With a unique design, this battery powered fan can be used to charge your phone in an emergency. Flashlight function The flashlight is bright enough and can be used as an emergency light in dark areas or when there is a power failure. Long battery life 21 hours at wind force 1 14 hours at wind force 2 Pocket size Length: 1.4 inches Height: 4.7 inches Width: 1.4 inches Flexible fan blades With special soft TPE material, the blades are very safe. If you accidentally touch the rotating fan blades, the soft blades will stop automatically, ensuring your safety. Powerful airflow Wind speed 1--2200 rpm Wind speed 2 - 3300 rpm Your portable travel companion - 3-in-1 USB rechargeable mini fan with power bank and flashlight function Main functions Long battery life - 14-21 hours on a full charge Power bank function - charge your mobile phone in an emergency Flashlight function - emergency light when needed USB Battery - Built-in 2000mAh battery 2 wind speeds - meet your different cooling needs Pocket Size - Unique compact size that you can take anywhere Soft fan blades: They protect you if you accidentally touch the rotating fan