<br />Here is a Lionel 6-65166 Left Hand Remote Control Switch. It includes the controller, fixed voltage plug, lamp, and switch lantern. It features non-derailing operation so that a train coming into the switch thrown in the opposite direction of which it is thrown, the switch will automatically switch to that direction. The curve diameter of this switch is 72 inches and is compatible with Lionel's O72 Track and is 14-1/4 inches long. <br /> <br /> Manufacturer: Lionel <br /> Model Number: 6-65166 <br /> Years Manufactured: 2006 - 2006 <br /> <br /> Scale/Era: O Modern <br /> Model Type: Track/Switches/Etc. <br /> <br /> <br />