2 in 1 Portable Waist FanCan be clipped on the waist, and the clothes can be clipped on the outside clip, which can quickly cool the body. The fan comes with an extra necklace strap that can be hung on the chest as a necklace fan. Long Time WorkingBuilt-in 6000mAh high-capacity polymer battery for sustainable use. After manual actual measurement, the use time is strong wind 5 hours, cool wind 10 hours, soft wind 20 hours. USB ChargingUnder shirt fan supports 2A fast charging, which can be fully charged in about 4 hours using wall chargers, laptops, power banks, and other devices that support USB charging. Stronger wind speed & Wide Range of UseThe motor up to 6000rpm and the turbine blades with more air inlets can create stronger wind and make you feel cooler.Perfect for outdoor work, gardening, farming, hiking, fishing, biking, traveling, camping, and letting you say goodbye to the heat. Drop Protection & 24 hours customer serviceWaist Clip Fan comes with a high-quality silicone leather case, protects from shock when dropped, and is more durable. If there is any quality problem with the product, please get in touch with us, and we will refund or replace it for you within 24 hours.