Can an ESP32 detect people without cameras or motion sensors? Discover how Wi-Fi signal disturbances, CSI, and smart DSP enable real-time occupancy and mov ...
TMD’s first bicycle lock combines a Bluetooth proximity sensor and motion alarm with a slender core of hardened steel chain ...
Door sensors detect door position (i.e., open or closed) based on the precise gap between the magnet and the reed switch.
I ditched smart locks, and I don't regret it.
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