I've charged my 15" Touchbar MBP with a 2 amp charger and a USB-A -> USB-C charger. Both used it for overnight charing and while plugged in (when using it plugg

I've charged my 15" Touchbar MBP with a 2 amp charger and a USB-A -> USB-C charger. Both used it for overnight charing and while plugged in (when using it plugged in it wouldn't draw battery but it wouldn't charge it either, maybe even drawing battery very slowly).