As some of you may know, the Fan-Tastic Vent company also makes another superb portable 3-speed reversible 12 volt fan for RV's that moves the same huge volume of air at the same low battery draw when plugged into any 12 volt receptacle in your RV - here it is:
http://www.fantasticvent.com/products/endless_breeze/endless_breeze.htmlAnd here's a real creative way another RV'er uses it in their rig for maximum convenience:
http://www.andybaird.com/travels/gertie/fans.htmWe can even use our's outside at a picnic table or sitting under the awning in hot windless weather sipping a cool drink. I made a 12 volt extension cord for it so we can use it outside the RV by plugging it into our outside 12 volt receptacle.