The first one I received was "Dead on Arrival" and was damaged with a deformed tip. I sent it back and they sent replacements quickly. Excellent customer service. The replacement was in pristine condition, but it doesn't work either. The indicator needle gets stuck in one position and does not move.
π PH 1-14 Extensive Storage Testing Monitoring: Optimize Your Storage with Precise pH Level Monitoring
6 Review
Efficiently Test Your Antifreeze And Battery Acid With A 3-In-1 Refractometer
18 Review
Accurate And Versatile Digital PH Meters For Food, Brewing, Hydroponics, Pools And More!
7 Review
TDS water quality tester - TDS water hardness meter (portable digital salt meter for water analysis)
9 Review
π Enhanced Precision with Backlit Professional Manometer for Differential Ventilation
6 Review
Portable Handheld Manometer π for Accurate Pressure Differential Measurement
5 Review
π Dioxide Controller for Digital Gas Monitoring
5 Review
π§ UEi Test Instruments DAFM3B Digital Multimeter
6 Review