Features: 2A fast charging supported, the fan can be fully charged in about 5 hours via wall charger, laptop and other USB-enabled devices. Built with 12000mAh large capacity Polymer battery, the portable waist fan supports up to 10 hours. Personal USB fan is great for home, office, desktop, travel, outdoor, car, camping, beach, yard work, sports etc. Best gift for friends, family, women, men, girls, boys, students and children in hot summer . The new upgraded 18000rpm motor blows a super strong airflow. Fast wind takes away your body heat within seconds. No more struggling when working or travelling under the for sun. brand new and high quality This portable fan comes with a double clip design that makes it easy to be trucked on your belt or T-shirt, which makes you feel cool from inner to outside. Equipped with a necklace strap and a hidden bracket, not only can be worn around the neck, making your hands free but also can be a table fan when you are in the room. Specifications: [Product Model ]: Waist Hanging Fan [ Cell Type]: lithium polymer battery [Battery capacity]: 12000mAH (3.7V/29.6WH) [Working for time]: 24 hours for resistance, 16 hours for mid-range, 12 hours for high-end [usb output]: 5v-2.0A max [type-c input]: 5v-2.0A max [Charging for time]: about 5 hours [Size]: approx 91x69x91.5mm/3.58x2.7x3.6in [Packing weight]: about 16.5kg [Product speed]: small gear 5500 rpm, mid-grade 6500 rpm, large gear 7500 rpm Package Includes: 1 PC x Hanging Fan note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.