Mini Handheld Air Conditioner Cooling Fan, Powered By Batteries or USB - For Sports, Hiking, Camping, Airplanes, Etc. -By Shiningtek (Pink) 90 Degree rotatable turbine wheel allows you control the direction of the cool blast. Runs on 4x batteries(not included) or USB power compatible (USB included). Variable speed allows full control over output. The perfect desk fan for the office. Portable Cooler is a mini air-conditioning fan. Simply add water to activate patent-pending cooling feature.