By combining a $20 refurbished mini projector, a miniature Time-of-Flight (ToF) sensor, an ESP32-C3 microcontroller, and ...
Flipping stairs is easy, but this project goes further by adding Arduino controlled LED lights to create SMART STAIRS.
This article is sponsored by Aqara. Product choices and opinions expressed are from the sponsor and do not reflect the views of Android Police editorial staff. When it comes to smart home automation, ...