How To Test Micro SD Card If Mine Can Not Work With Coomatec DVRCam?

Step1

Download Micro SD Card Testing 

Step2

 Insert the Micro SD card and plug it into your PC/Laptop using the Adaptor provided.

Step3

Run h2testw program, and select target into your micro SD Card to write and verify. 

The results will come automatically after verifing. The time is depended on your micro SD Card quality.