
It does what it needs to do, I mean it stores the pH test solution and doesn't leak. It would be nice if you could detach the cups so there is less clutter.

Portable digital multimeter with sound continuity and thermocouple (electric tester) LTX DT-838
7 Review

Efficiently Test Your Antifreeze And Battery Acid With A 3-In-1 Refractometer
18 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

Digital PH Meter Tester - Tiaoyeer Water Quality Tester With ATC, 0.01PH High Accuracy, 0.00-14.00 Measurement Range, 0.01 Resolution For Drinking Water, Aquarium, Swimming Pools, Hydroponic
8 Review

π Dioxide Controller for Digital Gas Monitoring
5 Review

Portable Handheld Manometer π for Accurate Pressure Differential Measurement
5 Review

π₯ Advanced Testo Wireless Hot Wire Anemometer Technology
4 Review

π Enhanced Precision with Backlit Professional Manometer for Differential Ventilation
6 Review