This Triang Hornby OO Gauge X394 SYNCHROSMOKE SMOKE UNIT is a vintage piece that will make a great addition to your model railway collection. It is compatible with both Tri-ang and Hornby brands, and is designed to work with the B12 model. The unit is made of white metal and is in good working order. The smoke unit is controlled by an analogue system and is suitable for use with DC power. It is a collectable item and has been made in the United Kingdom. The unit type is a smoke unit and it is compatible with OO gauge. This item is perfect for those who are looking for a unique and rare piece for their collection. STOCK PHOTOGRAPH