Hanna HI8424 Portable pH/mV Meter - Waterproof with Electrode & Temp Probe Kit DO meter kit The system works best with

The system works best with faucets that have removable aerators

Formulated with premium chemicals

(1) Filters 400 Gallons of Water

It has a 2:1 pure-to-waste water ratio

1 mV Resolution Temperature 0

Hanna HI8424 Portable pH/mV Meter - Waterproof with Electrode & Temp Probe Kit DO meter kit The system works best withThe HI8424 is a compact, waterproof, portable pH mV temperature meter that is supplied complete with a protective carrying case, PEI plastic body pH electrode, stainless steel temperature probe, calibration buffer sachets, and cleaning solution sachets. The meter features automatic calibration at one or two points as well as Automatic Temperature Compensation (ATC) when the temperature probe is connected. Compact waterproof design Automatic