More home automation..

More home automation..
Photo by Matthew Hicks / Unsplash

My hall light turns on for 15 minutes if it's past 10pm and I unlock my door with an octopus card or iPhone.

Hall Light Automated

Its just a 12v relay (rated at 240V/30A), and some cat-5 to the thin client PC. All happens to fit perfectly inside the light switch.

Next up, automatic plant watering ...