USB Charging Mini Handheld Air Conditioner Cooling Fan Portable Bladeless Sillent Air Cooling Fan for Office, Home, Dormitory with Strap (Pink) Great cooling tool in summer, can be used in office, home and outdoor. Help to remove hotness and fatigue, feel refreshed and energetic. Bladeless designed, safer for children use. Perfect for office, home, dormitory Mini size, convenient to carry.