Current slide {CURRENT_SLIDE} of {TOTAL_SLIDES}- Best Selling in Moisture & pH Meters
best meters available in my opinion
Verified purchase: Yes | Condition: New
I am a novice hydroponic gardner, The test pens have worked great so far, to control my PH and EC.
Verified purchase: Yes | Condition: New
Probe came Prehydrated and calibrated. Blue Lab is Top of The Line Trusted brand in Colorado.
Verified purchase: Yes | Condition: New
Easy to use and accurate enough for my application.
Verified purchase: Yes | Condition: Pre-owned
I love these pens, perfect and precise.
Verified purchase: Yes | Condition: New
Since I am growing commercially, it is important to test PH and EC. Both instruments are working as expected.
Verified purchase: Yes | Condition: New
Bluelabs is one of the best sub $100 pH pens out there
Verified purchase: Yes | Condition: Pre-owned
It's not better, it's exactly what I expected.
Verified purchase: Yes | Condition: New
Easy to use
Verified purchase: Yes | Condition: New
Love it
Verified purchase: Yes | Condition: New