TDS (Total Dissolved Solids) Range: 0 – 9990 ppm.
Temperature Range: 0 – 80 degrees Celsius.
Resolution: 1 ppm.
Accuracy: +/- 2%.
Power Source: 2 x 1.5V, 356A, battery-operated (included).
Battery Life: 1000 hours of usage.
Dimensions: 15.5 x 3.1 x 2.3 cm.