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LM393 Chip Double Channel Speed Sensor Module DC 3.3-12V
Product Name Speed Sensor Module Chip LM393 Working Voltage DC 3.3-12V Channel Number 2 PCB Size 3.1 x 1.6cm/1.2" x 0.63"(L*W) Materials PCB Main Color Blue Net Weight 4g Package Content 1 x Sound Sensor Module - Reviews
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