Comimark 1Pcs USB Control 2-Way 5V 2 Channel Relay Module Computer Control PC Intelligent

The Comimark 1Pcs USB Control 2-Way 5V 2 Channel Relay Module has a mixed reception from customers. Many users report that the product functions well, particularly for those utilizing Linux operating systems, as a specific package called "usbrelay" works flawlessly on Debian and Ubuntu systems. However, the lack of comprehensive documentation and support has been a significant drawback for many. Customers voiced their frustration over the absence of drivers and utilities needed to utilize the relay module effectively. Some found that the device did not appear in the device manager upon being connected, which led to further confusion and disappointment. Attempts to locate the necessary information or to reach out for support from the seller were met with limited success. In one case, a customer resorted to online searches and discovered a potential solution on GitHub, which suggests that some users may need to have technical expertise to work past the hurdles presented by the product's lack of support. In summary, while the product may be effective for those who are technologically savvy and can navigate the lack of resources, it has left many customers unsatisfied due to its insufficient documentation and lack of customer support. **