Historical information

Transformer with switchable voltage. Voltage ranges from 110 to 240. This means it can be in different countries. It has a 6 volt input for light/lamp.
Made in 1940s.
The core of the transformer is laminated steel, each layer insulated to stop from over heating.
The transformer is still in working order.

Physical description

Transformer with switch for different voltage settings. Globe connected to unit.
Universal transformer