The hardware was assembled by connecting the Arduino UNO R4 WiFi, the PZEM 004T, the current transformer, and the OLED ...
Chief among these features is Kairos, a persistent daemon that can operate in the background even when the Claude Code ...
In this video I'm using the Reyax RYRR30D NFC module to create a system that logs records to a Notion Database. The RYRR30D ...
Build for monitoring, buy for safety.