the 450 has 2 amp balance charging?? i didn't know that tidbit of info. can someone confirm with an inline usb meter? also, will just the board be available?
Yihi web info (scroll down). It says 5v/2amp balanced charging. Spec's also at the bottom if ya scroll down.
YiHi SXmini Q Class Powered by SX450J
If the 450 board is like the 350 board the usb charging will be on-board.