Bybiment 10400mAh Portable Handheld Fan, Rechargeable Personal Hand Fan, Foldable Electric Mini Fans, Battery Operated Cooling Fans for Travel, Beach, Outdoors, Indoors( Blue)

Dual Battery System: Powered by a 10400mAh battery, offering up to 40 hours of cooling with a backup battery for continuous use. Built-in Charger: Equipped with a USB in the handle for charging smartphones or other USB devices on the go. Socket Operation: Operates directly from a USB socket, removing the for additional . Portable Design: Compact and lightweight, easily carried in a bag or pocket for cooling anywhere. Efficient Cooling: Six fan blades deliver powerful airflow for maximum comfort in any environment.