Keep your trains running on time and speeding around your layout with this standard hornby train controller r8250 it39s really easy to use making it a simple joy to control a single train as it sails along the tracks just twist the knob to control the train39s speed and direction ensuring it reaches its destination stops appropriately and races off to keep up with your timetable the simplicity of its operation just goes to show that hornby train sets can be enjoyed by almost any ge