Apera Instruments PC60 Premium 5-in-1 Waterproof pH / Conductivity / TDS / Salinity / Temp. Multi-Parameter Pocket Tester, Replaceable Probe

The Apera Instruments PC60 Multi-parameter Tester simply tests pH, EC, TDS, Salinity &Temperature in an ACCURATE, QUICK & Professional manner for all kinds of regular water solutions such as hydroponics, aquaculture, pools& spas, tap/drinking water, water treatment, cooling towers, etc. The multi-parameter probe is replaceable.