DC 12V 8-Bit USB Interface Relay Module UART Serial Port Delay Adjustable Momentary/Self-locking/Interlock NPN Signal Collector

DC 12V 8-Bit USB Interface Relay Module UART Serial Port Delay Adjustable Momentary/Self-locking/Interlock NPN Signal Collector
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sku: 1005003355997738
$16.72
Shipping from: China
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