Ideal for wear-testing students' wearable color analysis. Easy reading. I found the instructions a bit tricky for more advanced operations. More detailed instructions would be nice.
80 Pieces Water Test Litmus Strips Litmus ph Paper Soil Acidity Meter Liquid pH Tester 1-14
10 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
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
π Enhanced Precision with Backlit Professional Manometer for Differential Ventilation
6 Review
π‘οΈ Continuous Temperature Monitoring with Relative Humidity Integration
4 Review
π§ UEi Test Instruments DAFM3B Digital Multimeter
6 Review
π₯ Advanced Testo Wireless Hot Wire Anemometer Technology
4 Review