Portable 4-Inch USB Desktop Fan - 3-Speed, Rotary Silent, Plug-In Mini Cooling Fan | Ideal for Home, Office, Bedroom, Dorm, Indoor/Outdoor | Summer Gift

A Portable USB Fan Personal Desktop Fan, 3-Speed 4-Inch Small USB Portable Fan, USB Plug-In Mini Cooling Fan, Rotary Silent Desktop Fan, Suitable for Home Office Bedroom Dormitory Indoor Outdoor Summer Gifts 3-Speed 4-Inch Small USB Portable Fan USB Plug-In Mini Cooling Fan Rotary Silent Desktop Fan Suitable for Home Office Bedroom Dormitory Indoor Outdoor Summer Gifts Built-in 2500MAh Lithium Battery (also available in 800mAh) Portable design for indoor and outdoor use