These guides will help you to make the most of your NCD Relay controller with Particle interface module. There are many ways to use this product so we will have several guides and tutorials to help you along. It should be noted that the Particle module in these controllers is not manufactured by NCD but by Particle you may visit their website here: www.particle.io To navigate these guides simply select a guide from the Menu on the left. Contextual links for each guide will appear below that menu. Enjoy.