A FlyerTalk Posting Legend, Moderator, Information Desk, Ambassador, Alaska Airlines
Join Date: Dec 2006
Location: FAI
Programs: AS MVP Gold100K, AS 1MM, Maika`i Card, AGR, HH Gold, Hertz PC, Marriott Titanium LTG, CO, 7H, BA, 8E
Posts: 42,953
If one had an ac to USB, plus micro USB cable, they could provide additional juice for the charge.
That being said, I'm disappointed AS has basically removed these from all flights aside from some coast-to-coast transcons and Hawaii flights.