Features 1、The sun hat with a fan is made of PVC material, you can feel cool outside without holding a fan. The elastic band makes it suitable for women, men, and youth. 2、The 6.2inch oversized brim provides ample shade for your ears, forehead, cheeks, and neck, true UV resistant material (UPF50+), while the fan keeps you cool. 3、Built in 300mAh three‑speed electric fan. When fully charged, it can work continuously for 2 hours at the highest gear. When charging, the power light will flash, and when fully charged, the power light will stay on. 4、Perfect for hot summer, cool down quickly and keep cool. Adjustable size to fit head circumference 21‑23.5inch. 5、Suitable for outdoor sports, running, fitness, mountaineering, travel, and other occasions. Item Type: Sun Visor Hat with Fan Material: PVC Head circumference: 21‑23.5 inches Brim width: 6.2inch Battery capacity: 300mAh Package List 1 x Empty Top Cap with Fan 1 x USB Cable