These switches have a remote control switch machine attached so you can wire the switch to be "thrown" (changing the direction of the rail), from your control panel rather than from the switch itself. Features: Black railroad ties with nickel/silver rails. Control box has button position which indicates switch setting and can be coupled together in any number without wiring. Wiring instructions are listed on the back of the package. Includes: One #6 Lefthand Switch Remote, One Switch Control Box (#56) Screws, Six Rail Joiners (Nickel/Silver)