eSeasonGear SALT-3050 Waterproof IP65 Meter, Digital Salinity PPM Temperature Tester for Salt Water Pool and Koi Fish…

Amazon.com Price: $45.99 (as of 17/03/2022 04:07 PST- Details) & FREE Shipping.

Precalibrated at 3000 ppm salt (NaCl) at 25°C / 77°F
Built-in ATC sensor for automatic temperature compensation; Built-in salt (NaCl) conversion factor for meter calibration
Salt Range: 0-5000 ppm or 0.0-0.5 %; Temperature Range: 0-55 °C or 32-130 °F; Waterproof Rating: IP65

In Stock.