Knapp ? Electric Motor Antique vintage Toy wood box display cool old

Description

Antique electric motor not marked but sure looks like a Knapp motor made cast iron made on a display handmade wood box has pulley on the shaft I don’t know the voltage and not an expert you decide nice box with handle has a switch also red in color no broken stuff cool old little electric motor has brushes and hook ups in the back side battery power maybe ??? Unknown thanks for looking please make offer will be packed well and fully insured thanks