Hello guys,
I just got the TF100 test kit and been reading up on how to use it. I saw it says in the evening but my question is, do I have to test with the pump on or off?
Thank you
I just got the TF100 test kit and been reading up on how to use it. I saw it says in the evening but my question is, do I have to test with the pump on or off?
Thank you