2 in 1 DC 5V 12V 24V 8ch USB Serial Port Relay Module UART RS232 TTL Switch Board CH340 for Windows Linux MAX OS

2 in 1 DC 5V 12V 24V 8ch USB Serial Port Relay Module UART RS232 TTL Switch Board CH340 for Windows Linux MAX OS
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sku: 1005003430659595
$14.29
Shipping from: China
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