HC-SR501 Infrared Sensor Switch Module Demodulation Chip RCWL-9196 3-30V Suitable for Arduino Sensor Lamp Detection Security

HC-SR501 Infrared Sensor Switch Module Demodulation Chip RCWL-9196 3-30V Suitable for Arduino Sensor Lamp Detection Security
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sku: 1005004121290147
$0.51
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