RECHARGEABLE BATTERY: This Mini Portable Fan comes with 300ma rechargeable battery. Just charge and use, This usb fan will run for 1-2 hours. USB charging cord included MULTIPLE FAN SPEED OPTIONS: This personal fan has three speeds for multi-level cooling. great for bedroom fan or table fan CLIP FUNCTION: This personal fan comes equipped easy-to-open clamp, which can clip on a thing of thickness within 2 inch; adheres securely to desks, camping, and more ADJUSTABLE NECK FAN: Our clip on fan is completely adjustable 360° of horizontal rotation and 360° of vertical rotation to fit your multidirectional cooling needs LED Lights :This mini clip fan with LED lights, lighting up night in tent or outdoor activities, safe and comfortable in hot night Product name: Portable Clip Fan Gear : 5 Adjustable gears Battery life : 1-2 hours *The fan usage time may be slightly different due to the environment, temperature and usage habits Battery voltage : 3.7V Output voltage : 2-4V Output power : 1.5W Switch Type : Push Button Light Type : LED Main Power Connector Type : Usb type-c Size : Portable Form Factor : Clip-on Product features : Desktop clip, Night light design, Portable Color: Green Material: ABS Package Contents: 1 * Clip fan 1 * USB cable