It charges fine on my MacBook Pro but I plugged it into the USB port in the airplane seat and a message came up that said not charging. After a few hours use It did actually gain a few percentage points of charge. So it did charge just not fast. Gerhard gerhardk@xxxxxxx On Jun 11, 2010, at 11:23 PM, Terry Genereaux <terrygenereaux@xxxxxxxxxx> wrote: > charged --- Manage your account options at //www.freelists.org/list/muglo