Relay board have an option to change the ID (from ID 01 to ID 15) manually through a DIP Switch placed near power connector.
The complete includes:
Status read (ID01):
Create your own label, use your company name or logo
How to control USB relays - Windows Shortcut example, Windows Command Line example, Macintosh example, Abacom ProfiLAB example, Sample Visual Basic code, Sample C# code, Sample PHP files and more
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