Forewarned is forearmed.
Sold by German DIY store OBI, the OBI Energy Tracker is a €15 set of two devices, one of which you essentially stick on top ...
A local smart home alarm system built with Raspberry Pi Zero WH, including PIR sensing, LED and buzzer feedback, Zigbee/MQTT door monitoring, camera integration, a web dashboard, and custom PCB design ...
MQTT is an OASIS standard messaging protocol for the Internet of Things (IoT). It is designed as an extremely lightweight publish/subscribe messaging transport that is ideal for connecting remote ...
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