Battery Charger - Dynacharger model NC2100-U for Nickel-Cadmium Batteries.  Charges all the most popular types for home electronics (9V, D, C, AA, AAA) and can handle up to six batteries at a time.

*Please note - this is for charging Nickel-Cadmium type batteries only - I do NOT recommend it's use on NiMH (Nickel-Metal Hydride) batteries!