Feature:1. Vertical Airflow: Helps keep you cool, blowing cool up towards your face and head. This mini fan draws in from the front and blows it down the neck and under the chin.2. Portable Fan: The neck fan has adjustable straps to hanging the small fan around your neck and free your hands. The portable fan can also be placed on the table, and the small fan can be turned 180°, so that the fan can be used on a flat surface, and then blow up slightly.3. Rechargeable Battery Powered: Powered by rechargeable batteries, no need to buy additional batteries. Supplied with a USB cable, the USB fan is compatible with any device with a USB port (laptop, desktop, power bank, socket, socket) for charging.4. Three Adjustable Speeds: This necklace fan has 3 different settings: low, medium and high. A full charge will run for 1.5 hours on high settings, 3 hours on medium settings, and 6 hours on low settings. Press the toggle button to change the setting you want.5. Applicability: Suitable for daily use and outdoor places such as fishing, camping, walking or hiking. Quiet operation, no noise.How to Use:Working switch: switch 1st level, 2nd level, 3rd level with one clickSpecification:Item Type: Neck FanProduct Material: ABSRated Voltage: 5VRated Power: 2.5WLevel: 3 LevelInput Interface: USB MicroBattery Capacity: 1200mAh Lithium Ion Battery (Included)Charging Time: 1.5-2 HoursUse Time: 1.5-6 HoursProduct Size: Approx.130 x 89 x 25mm / 5.1 x 3.5 x 1in Package List:1 x Neck Fan1 x Charging Cable1 x User ManualNote: