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0 to 199.9 μS, 200 to 1999 μS, 2.00 to 19.99 mS Conductivity Range
0 to 99.9 ppm (mg/L), 100 to 999 ppm (mg/L), 1.00 to 9.99 ppt TDS/Salinity Range
Memory stores up to 25 labeled readings
Auto power off and low battery indicator
pH/TDS/Salt Meter, pH Range 0.00 to 14.00, Electric Conductivity Range 0 to 199.9 US (Conductivity), 200 to 1999 US, 2.0 to 19.9 MS, 0 to 9, 999ppm (TDS), 0-9, 999 PPM (Salinity), TDS Range 0 to 99.96 ppm, 100 to 999 pm, 1.0 to 9.99 PPT, Waterproof Yes, Automatic Temperature Compensation Yes, Displayed Temperature Range 32 Degrees to 149 Degrees F, Salinity Range 100 to 999 ppm, Operating Temp. Range (F) 32 Degrees to 149 Degrees, Operating Temp. Range (C) 32 Degrees to 149 Degrees, Display LCD.