Learn how to control DMX stage lighting and effects using Arduino and Node-RED in this comprehensive video tutorial. Discover techniques for creating dramatic lighting effects in escape rooms, including mood lighting, spotlights, and ambient effects like lightning or UV blacklight. Explore the process of programming DMX signals directly in Arduino code and create a browser-based graphical interface using Node-RED for real-time control. Follow along as the instructor covers DMX hardware setup, Arduino programming, and the creation of a virtual lighting desk. Gain insights into triggering effects based on in-game events and time-based cues, perfect for enhancing theatrical set-pieces and interactive experiences.