Since a lot of their market is action junkies, I am imagine that means you can fly it from the peak at Breckenridge, not you can go 14K ft up from sea level.
Disappointed it does not come with one or use a standard connector.
as told to get this one: FSV1604 Battery Charger
But it is out of stock or discontinued:
Out Of Stock
Fatshark Universal Battery Charger
Backorder
UNIVERAL BATTERY CHARGER
Discontinued...