HORNBY DUBLO. For UK / Hong Kong / Australia with 200 to 240 Volts input. You will need to add your own mains plug. See pictures for details. A great item for your collection.

Brand: Hornby
Power Type: DC
Type: Speed Controllers
Voltage: 240V
Model: Control Unit
Scale: 1:76
MPN: A3
Control System: Analogue
Gauge: OO