For twin coil switch machines. Controls Atlas (or other twin coil) switch machines with SPDT momentary action. Button position indicates switch setting. Can be coupled together in any number without wiring. Switch identification labels included. For instructions on how to wire a #56 Switch Control Box, see Atlas' Wiring Book.
UPC: 732573000568
Choking Hazard - May contain small parts. Not for children under 3 yrs.
Electric train items are not intended for unsupervised children under 14 years of age.