These instruments are designed for all applications. The IP67 Waterproof casing and double junction (for pH) replaceable electrode make them suitable also for heavy duty applications, such as Waste Water treatment and Agriculture.
The modular design allows easy electrode and battery replacement.
All Milwaukee Waterproof testers are supplied complete with calibration solution, batteries, instruction manual and screwdriver (if needed) for calibration.

How to calibrate your Milwaukee pH 55 tester