Features1Waist Fan Neck Fan: Portable hanging neck and waist design. You can hang the fan around your neck or waist, and take it everywhere. It will makes you look cool. At the same time, you could use it as a small desk fan or hand fan according to your want. 23 Levels Wind Speed: The portable neck fan with lanyard has three levels of wind speed, ranging from gentle to strong, and can be either strong or gentle. 31000mAh Polymer Battery: The portable necklace fan is equipped with a 1000mAh polymer battery, which can last up to 5.5 hours when fully charged. 4Indoor Outdoor Use: Fan can be used for indoor use. Ideal suitable for outdoor work, family, dormitory, car, camping, beach, sports use and etc. 5USB Rechargeable Fan: You can charger the portable waist clip fan via USB port from your PC, computer, USB charger or other USB devices.SpecificationItem Type:PortableNecklaceFanShell Material: PlasticWeight: Approx. 123g / 4.3ozProduct Size: Approx. 70x59mm / 2.8x2.3inProduct Battery: 3.7V 1000mAh Lithium Battery (Built In)Package List1 x Fan1 x Hanging Rope1 x Charging Cable1 x Manual