Specifications

TDS Range: 0 - 9990 ppm (mg/L)

Temp. Range: 0 - 80 degrees Celsius

Resolution: 1 ppm, 1 degree Celsius (also available in 10 ppm)

Accuracy: +/- 2%

Conversion Factor: NaCl (avg. 0.5)

ATC: Built-in sensor for Automatic Temperature Compensation of 1 to 50 degrees Celsius (33 to 122 degrees Fahrenheit)

Power source: 2 x 1.5V button cell batteries (included) (LR44 or equivalent)

Battery life: 1000 hours of usage

Dimensions: 15.5 x 3.1 x 2.3cm (6.1 x 1.25 x 1 inches)

Weight with case: 76.5g (2.7 oz)