[DM-MUG] power battery or extender for MacBookAir

[Victoria L. Herring]

trying to find a way to get the Air to last on longer plane flights - 
I found this - does anyone know about it or the similar one thru 
Batterygeek.com???

  I was thinking of =
http://www.hyperdrive.com/-MacBook-External-Battery-s/91.htm?Click=2
-- 
Victoria L. Herring, Des Moines, Iowa. Blogs: 
http://blog.JourneyZing.com  [photography]; 
http://www.herringlaw.com  [civilrights/discrimination]; 
http://victorialherring.typepad.com/serendipity/  [personal].