F.Dorla Creative Batteries/USB Powered No Leaf Bladeless Mini Air Condition Desktop Cooling Fan Refrigeration Handheld Cooler Cooling Fan for Destop Laptop/ PC/ Notebook / Tablet (Purple) Powered USB cables or 4pcs AAA Battery.(USB cable included,battery not come with) Bladeless design can make your operation easier and safer.free from injury by blades especially to children It is really a wonderful mini air conditioner fan ideal for home, office and outdoor use. Feel the cool wind and enjoy a healthy life Portable Design,Easy to carry,convenient for both home office use or travel,Hiking,Camping,ect...