Features Simultaneous display of Conductivity or TDS with Temperature Three ranges for Conductivity and TDS plus adjustable Temperature compensation factor to maintain accuracy Automatic Temperature Compensation Temperature compensation factor adjustable between 0 to 5.0% per °C Min/Max and Data Hold functions Auto Power Off with disable feature Use optional 1413µS Conductivity Standard (EC-1413-P) for calibration Complete with Conductivity cell and 39" (1m) cable, 9V battery, and soft case Specifications Conductivity: 2000µS/cm, 20mS/cm, 100mS/cm TDS/Salinity: 1200ppm, 12,000ppm, 66,000ppm Temperature: 32 to 122°F (0 to 50°C) Max. Resolution: 1µS/cm, 0.01mS/cm, 0.1mS/cm, 1ppm 10ppm, 100ppm, 0.1°F/°C Basic Accuracy: ±2% FS, ±1.5°F/0.8°C Dimensions: Meter: 5.3 x 2.4 x 1.3" (135 x 60 x 33mm)/ 10.4oz (295g) includes probe and battery Compact handheld Conductivity Meter with long life carbon rod combination electrode measures Conductivity, TDS and Temperature. Units of measure include μS/cm, mS/cm, ppm, °F, and °C. The meter features three ranges for Conductivity and TDS plus adjustable Temperature compensation factor to maintain accuracy.