pH:

• Range: 0,00 - 14.00 pH
• Resolution: 0.01 pH
• Accuracy: ± 0.1 pH
• Calibration: automatic, up to 5 points

Temperature:

• Range: 0.0°C - 50.0 °C
• Resolution: 0.1 °C
• Accuracy: ±0.5°C
• Compensation: ATC / MTC (0 -100 °C)

Conductivity:

• Range:
• ... to 199.9 µs
• 200 to 1999 µs
• 2  to 20 mS
• Resolution: 0.1 µS / 1 µS / 0.01 mS
• Accuracy: ±1% full scale + 1 LSD
• Calibration: automatic and manual, up to 3 points
• Cell constant (K): 0.010- 10.000
• Temperature coefficient: 0.0 - 10.0 %/°C
• Normalization temperature: 25 °C

TDS (Total Dissolved Solids):

• Range:
• ... to 99.9 ppm
• 100 ppm to 999 ppm
• 1 ppt to 10 ppt
• Resolution: 0.1 ppm / 1 ppm / 0.01 ppt 
• Accuracy: ±1% full scale +1 LSD
• Calibration: manual, up to 3 points

Salinity:

• Range:
• ... to 99.9 ppm
• 100 ppm to 999 ppm
• 1.00 ppt to 10.00 ppt
• 0.0 to 1.00 %
• Resolution: 0.1 ppm / 1 ppm / 0.01 ppt
• Accuracy: ±1% full scale+1 LSD
• Calibration: manual 

• Auto-Off 8.5 mins after last key pressed (can be disabled)
• Certified IP67 Waterproof – Lightweight tester even floats for easy retrieval
• Power: 4 X 1.5 V "A76" Micro alkaline batteries
• Warranty: 24 months