Complete with 2 connectors and wiring, screwdriver, instructions, fixings and box. Never been used. We bought it several years ago for our layout but never got round to using it, and now find it is surplus to requirements.

" This Hornby Digital Revers Loop Module can be used when track configurations such as a reverse loop or triangle permanent way sections are used in a track circuit.

The Hornby unit automatically controls the polarity of the track so that locomotives can be operated around these sections of track uninterrupted and without the need for switches and complicated wiring"