Summer Fan Baseball Cap Hat USB Charging Breathable Shade Sunscreen Hat

Feature; Battery capacity;increase battery capacity, safe explosion-proof lithium battery (400mAh lithium battery) Charging indication;charging red light, full blue light Wind adjustment;adjustable volume, USB convenient and fast charging for 20 minutes, 8 hours of battery life COMFORTABLE DESIGN; with fan cools the face, and the unique shoulder strap design allows you to easily adjust the size to suit your needs. Material;This hat is made of cotton material which is , breathable, comfortable and lightweight. Occasion;Great for summer, great for outdoor activities such as cycling, hiking, walking, golf, baseball and more. Size;52-58CM Include; 1 pc hat 1 pc USB charging cable 1 pc fan

Material;100% Polyester

Label;Yes