@phillipdewet

My #Nitecore #Intellicharger i4 wasn't expensive and will charge 1,2,3 or 4 batteries from #AAAA up to #18650 an even 2x #26650 if you space them right.

About £25 for the new digital model, which mine isn't, and I've had it on fairly heavy use for about 8 years. 😉