nitecore i4, new lower price.
The Nitecore Intellicharger i4 by NiteCore is a universal  automatic smart-charger that works with most rechargeable batteries. 
The i4 Intellicharger is technically a “smart charger” that automatically adjusts  the current and voltage to fit the batteries that it detects in the bays.  It has 4 different charging bays, and each one charges independently.