4 channel RS232 serial port relay control panel intelligent home switch computer connected control relay

4 channel RS232 serial port relay control panel intelligent home switch computer connected control relay
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sku: 32783355462
$24.58
Shipping from: China
   Technical Details
Application: Relay module
Brand Name: SZFYDOSH
Condition: New
Type: Open source hardware
   Price history chart & currency exchange rate

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