30dB~130dB Onboard Noise Sensor Module TTL/RS485 Industrial Grade Sound Sensor 4.5V~5.5V/10~28V Noise Generator Decibel Tester

30dB~130dB Onboard Noise Sensor Module TTL/RS485 Industrial Grade Sound Sensor 4.5V~5.5V/10~28V Noise Generator Decibel Tester
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sku: 1005006245294130
$28.60+3%
$29.44
Shipping from: China
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