KNACRO SRD-05VDC-SL-C 4-Channel 10A 5V Relay Module Free Driver USB Control Switch PC Intelligent Control (5V 4-Channel)
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KNACRO SRD-05VDC-SL-C 4-Channel 10A 5V Relay Module Free Driver USB Control Switch PC Intelligent Control (5V 4-Channel)
If you nedd the soft and C++ code to control this device, just contact us on amazon!
The module uses HID technology, without any drivers, plug and play. Support WIN7/XP 32/64-bit systems, easy to use and simple.
High-performance USB controller chip, military grade PCB board production
5V relay, the relay can control the maximum 250V 10A AC load and 30V 10A DC load.
Reserved 4, 8-way power interface, connected to power, even if the computer off or unplug the USB from the computer, you can also relay remains set. 1-way and 2-way no power connector.