3/5Pcs Through-Beam Counting Sensor Module Motor Speed Sensor Through-Beam Photoelectric Sensor 3.3V-5V For Pulse Counting

3/5Pcs Through-Beam Counting Sensor Module Motor Speed Sensor Through-Beam Photoelectric Sensor 3.3V-5V For Pulse Counting
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sku: 1005008713295286
$3.31
Shipping from: China
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