
I use it to check the concentration of a water based coolant on a CNC router. I've been using it for several years now with no complaints. Calibration is complete and that's it, no rocket science. These things are pretty basic, so there's no reason to overpay for what some people do.

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

Accurate And Versatile Digital PH Meters For Food, Brewing, Hydroponics, Pools And More!
7 Review

π PH 1-14 Extensive Storage Testing Monitoring: Optimize Your Storage with Precise pH Level Monitoring
6 Review

80 Pieces Water Test Litmus Strips Litmus ph Paper Soil Acidity Meter Liquid pH Tester 1-14
10 Review

π Dioxide Controller for Digital Gas Monitoring
5 Review

π‘οΈ Continuous Temperature Monitoring with Relative Humidity Integration
4 Review

π₯ Advanced Testo Wireless Hot Wire Anemometer Technology
4 Review

π¬οΈ Advanced 3-in-1 Indoor Air Quality Monitor with CO2/RH/Temp Data Logging and Audible Alarm - NDIR Sensor Technology
8 Review