TDS-3 Water Quality Tester Range 0-9990ppm

Lock function: makes it easy to read and record, press HOLD button then remove from test solution.
4 Display modes: press SHIFT button: TDS – ppm & °C, EC – μs/cm & °C, TDS – ppm & °F, EC – μs/cm & °F.
5 minute Auto Shut Off feature, so battery won’t run down.
Measurement Range: Conductivity: 0 – 9990 μs/cm
TDS: 0 – 9990 ppm (parts per million)
Degrees Celsius: 0.1 – 80.0°C
Fahrenheit: 32.0 – 176.0°F
Accuracy: ± 2%
Net weight: 55g
Battery: 1x3V CR2032 ( No incl