Guides
Real builds and troubleshooting from running this gear on real projects. Every guide funnels to the exact parts that build it.
Build Series9 min read
Build a Closed-Loop Auto-Watering System
A closed-loop watering build that reads real substrate moisture and waters only when the soil actually needs it — wiring, code outline, and the exact parts list.
Read guideBuyer's Guide6 min read
Which ESP32 Should You Buy for Automation?
S3 vs the classic ESP32 vs reaching for a Raspberry Pi — which board actually fits a sensor-and-relay node, and when you need the bigger brain.
Read guideTroubleshooting7 min read
Wiring a Clean RS485 Sensor Bus
Dropouts, garbage reads, and dead buses — the four causes behind almost every unreliable long-run sensor bus, and how to fix them for good.
Read guide