
Strips have no expiration date (yes they do have an expiration date) and take 90 seconds to read. Prefer instant reading.

π PH 1-14 Extensive Storage Testing Monitoring: Optimize Your Storage with Precise pH Level Monitoring
6 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― Honey Refractometer with Automatic Temperature Compensation (ATC) - Tiaoyeer Moisture, Brix, and Baume Refractometer for Honey, 58-90% Brix Scale Range - Honey Moisture Tester
31 Review