Product SpecificationName: 2024 latest children's models solar fan outdoor hatColor: as shown in the pictureMaterial: nylon (nylon) evaHat brim size: 10 cm/ 3.94 inchesCap circumference: 52-55cm/20.47-21.65 inchesHat depth: 8 cm/ 3.15 inchesBack shawl: 27cm/10.63 inchesPower: USB charging/solar chargingBattery: 800mAhProduct DescriptionSOLAR FAN OUTDOOR HAT: This upgraded fan hat can be worn on the head, freeing your hands. There are 2 mini fans built into the front of the brim to cool your face. You can hang the fan on your head and carry it around with you without getting tired or uncomfortable.FAN SUN HAT: Solar powered fan with built-in 800 mAh battery that can be charged by both outdoor solar charging and USB charging. Three wind speeds last up to 2 hours, high speed lasts up to 8 hours and medium speed lasts up to 16 hours.EFFECTIVE SUN PROTECTION: Our solar cooler hat is designed with fans on both sides and is made of comfortable and breathable materials that effectively block harmful rays and keep your head cool and breathable.COMFORTABLE AND BREATHABLE: 85% polyester fiber ensures effective moisture wicking. Waterproof complemented by moisture wicking tape. The mesh layer on the top keeps your head cool and breathable.WIDE APPLICATION: Suitable for outdoor sports, such as golf, hiking, running, biking, farming, fishing, shopping, beach play and so on.Note: Light color hat is white fan, dark color hat is black fan.Product List1* Sun hat