4 ms·
That's a pir-sensor: https://www.elektor.com/hc-sr501-pir-motion-sensor-module https://www.elektor.com/hc-sr501-pir-motion-sensor-module
by testmasterflex 6y ago
That's a pir-sensor: https://www.elektor.com/hc-sr501-pir-motion-sensor-module https://www.elektor.com/hc-sr501-pir-motion-sensor-module