We can provide 3 diagnostic tools:

1. Function 4 Capacity Check : This function is used to find out the real capacity of the Flash media. This can help you to avoid buying fake Flash, and to assure the quality of your purchase.

2. Function 6.2 Measure Speed : You can get the reading and writing speed of the Flash within 10 seconds. This function can either be a reference for the quality control or estimate the time required to copy a task.

3. Function 6.3 Media Check: This is the most complete quality inspection tool. Through complete bit-by-bit diagnosis, you can get reading and writing speeds of each Flash media during inspection. Also, this function can be used to check for any bad sector of each Flash media, it will be the best tool for quality control purpose.