Are these pregnancy tests and ovulation tests are good?

I just ordered the same brand (100opks and 20 preg test) last week haven't received my positive opk yet but the reviews were really good and they seem to be super sensitive in testing. Its better then buying those $20 for 3 tests!

These are the tests I used, got my BFP at 5DPO, although it was super super light, it was there!

Personally I used the CHEAP CHEAP ones off amazon. And I got my BFP at 5DPO, so if I ever need them again I will use those again. I confirmed a day later with a FRER