EC-to-TDS Conversion Factor: Pre-programmed, non-linear conversions for 0.5 (NaCl) or 0.7 (442™) solutions, selected by the user
Temperature Compensation: Automatic(ATC) to 25°C (ATC range: 1-50°C)
Calibration: pH: Push Button Auto-calibration to 4, 7 or 10 pH for a fine tune digital calibration. EC/TDS: Digital calibration by push button (to any point within the range)
Auto Shut-Off: After 5 minutes
Probe: Detachable pH & TDS/EC Sensor
Housing: water resistance (splash proof)
Power source: 2 x AAA batteries
Dimensions: 20.0 x 3.4 x 3.4 cm (7.8 x 1.3 x 1.3 inches)
Weight: 110g (4.0 oz) with batteries
FEATURES
Measures Potential Hydrogen (pH), Electrical Conductivity (EC), Total Dissolved Solids (TDS), and Temperature