Friday #CircuitOfTheDay¹: this switching shield for the D1 bus accommodates controlling LED lighting by button, motion sensor and over wifi from your home automation platform. Use any USB power source to run the electronics and a string of 5v LEDs. Ideal hallway lighting for nocturnal hikinks². #BananaPlugForScale

¹ #IncreasinglyNotDaily

² I meant hijinks but I will not diss your hikink