Hanna HI-99300 EC/TDS/Temperature Meter

Range EC 0 to 3999 µS/cm Range TDS 0 to 2000 ppm (mg/L) Range Temperature 0.0 to 60.0°C / 32.0 to 140.0°F Resolution EC 1 µS/cm Resolution TDS 1 ppm (mg/L) Resolution Temperature 0.1°C / 0.1°F Accuracy EC ±2% F.S. Accuracy TDS ±2% F.S. Accuracy Temperature ±0.5°C / ±1°F TDS Factor   adjustable, from 0.45 to 1.00 with 0.01 step
(default 0.50) Calibration   automatic, 1 point at 1382 ppm (CONV 0.5)
or at 1500 ppm (CONV 0.7)
or at 1413 µS/cm (others) Temperature Compensation   Automatic, 0 to 60°C (32 to 140°F) with ß adjustable
from 0.0 to 2.4% with 0.1% step Probe   HI 76306, EC/TDS/temperature, with DIN connector,
1 m (3.3') cable (included) Battery Type / Life   4 x 1.5V AAA / approx. 500 hours of continuous use Environment   0 to 50°C (32 to 122°F); RH max 100% Dimensions   143 x 80 x 38 mm (5.6 x 3.1 x 1.5") Weight   210 g (7.4 oz.)
thermometer