1Vertical Airflow: Helps keep you cool, blowing cool air up towards your face and head. This mini fan draws in air from the front and blows it down the neck and under the chin. 2Portable 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. 3Rechargeable 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. 4Three 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. 5Applicability: Suitable for daily use and outdoor places such as fishing, camping, walking or hiking. Quiet operation, no noise. Item Type: Neck Fan Product Material: ABS Rated Voltage: 5V Rated Power: 2.5W Level: 3 Level Input Interface: USB Micro Battery Capacity: 1200mAh Lithium Ion Battery (Included) Charging Time: 1.5-2 Hours Use Time: 1.5-6 Hours Product Size: Approx.130 x 89 x 25mm / 5.1 x 3.5 x 1in 1 x Neck Fan 1 x Charging Cable 1 x User Manual