Adding lights to my coaches for the Intercity 225 and 125. Connecting carriages using a 4 pin connector. This is a long video with a lot of detail.<br /><br />LED's - <a href="http://www.ebay.co.uk/itm/100-5mm-Red-Green-Blue-Yellow-White-LED-Light-Bulb-Lamp-PK-/221622876015?hash=item3399c0b76f" target="_blank" rel="nofollow">http://www.ebay.co.uk/itm/100-5mm-Red-Green-Blue-Yellow-White-LED-Light-Bulb-Lamp-PK-/221622876015?hash=item3399c0b76f</a>:g:WecAAOSwubRXMVAO<br /><br />Enamelled Wire - <a href="http://www.maplin.co.uk/p/enamelled-copper-wire-0375mm-28swg-yn86t" target="_blank" rel="nofollow">http://www.maplin.co.uk/p/enamelled-copper-wire-0375mm-28swg-yn86t</a><br /><br />Soldering tools - <a href="http://www.maplin.co.uk/p/maplin-20-part-electronics-tool-kit-n01dp" target="_blank" rel="nofollow">http://www.maplin.co.uk/p/maplin-20-part-electronics-tool-kit-n01dp</a><br /><br />connectors used in the video - <br /><a href="http://www.ebay.co.uk/itm/321845486950?_trksid=p2057872.m2749.l2649&ssPageName=STRK%3AMEBIDX%3AIT" target="_blank" rel="nofollow">http://www.ebay.co.uk/itm/321845486950?_trksid=p2057872.m2749.l2649&ssPageName=STRK%3AMEBIDX%3AIT</a><br /><br />Sets i will use on future, With extra wire to help soldering. <br /><a href="http://www.ebay.co.uk/itm/20-Pairs-Micro-JST-1-25-4-Pin-Male-Female-Connector-Plug-w-Wires-Cables-100mm-/351787280228?hash=item51e827e764" target="_blank" rel="nofollow">http://www.ebay.co.uk/itm/20-Pairs-Micro-JST-1-25-4-Pin-Male-Female-Connector-Plug-w-Wires-Cables-100mm-/351787280228?hash=item51e827e764</a>:g:1m0AAOSwstxVIntb<br />...<br /><a href="https://www.youtube.com/watch?v=J2N7aj3uyX8" target="_blank" rel="nofollow">https://www.youtube.com/watch?v=J2N7aj3uyX8</a>