Wondfo vs frer. Can I trust it?
Wondfo positive FRER negative. Has anyone had this happen before? Full disclosure I did post about this a little earlier today and the poll was mixed. My wondfo seems to be getting darker but FRER is staying negative.
Most recent test:
Earlier test:
Most recent FRER:
Earlier FRER:
Vote below to see results!
Comment
Add Comment