The new Hanna HI-98121 tester has all the functions needed to test your Microwater system.
It is waterproof and comes with with advanced functions to test for simultaneous pH and ORP measurements.
HI 98121 also reads temperature, which is continuously displayed on the dual level LCD.
The pH electrode fiber junction can be easily pulled out for replenishment.
The pH electrode cartridge can be quickly replaced with the supplied electrode removal tool.
The encapsulated external stainless steel temperature sensor provides a fast response due to its close proximity to the pH electrode.
The HI 98121 works with common batteries and displays the percentage of battery life remaining when turned on.
The stability indicator ensures reliable readings.