20CB 4-Way Relays Board Module 4CH Expansion Board Power Relays Module Plate Stackable Expand GPIO Pin for Rpi4B/Rpi3B+/Rpi3B

20CB 4-Way Relays Board Module 4CH Expansion Board Power Relays Module Plate Stackable Expand GPIO Pin for Rpi4B/Rpi3B+/Rpi3B
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sku: 1005006603309937
$14.79
Shipping from: China
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