What is the charge time on the DEWALT DCB132 charger?

The DCB132 will charge two (2) DCB606 FLEXVOLT™ battery pack in 90 mins. It will charge two (2)  DCB205 20V MAX* 5.0Ah battery in 75 minutes and two (2) DCB204 4.0Ah battery in 60 minutes. 20V MAX* Batteries 3.0Ah or less charge in less than an hour.