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.

Technical Details

Product Details

Package Dimensions
Width : 4.02 inch
Height : 0.31 inch
Length : 5.2 inch

Shipping Weight: 1.44 ounce (View shipping rates and policies)

ASIN : B071XHF67G