pH measuring range  -2.00 to 16.00 pH 
Resolution  0.01
Relative accuracy  ±0,.01 
Points of calibration  1…3 
Buffer auto recognition  YES 
Calibration points indication  YES 
Stability measurement indication  YES 
Electrode condition alarm  YES 
mV (redox) measuring range  ± 500 
Resolution  0.1 / 1 
Conductivity measuring range  0…200µS- 0…2000µS- 0…20mS 
Resolution  Automatic scale 
Relative accuracy  ±0.5 % reading value 
Calibration points COND  1…3 
Calibration standard recognition  84, 1413 µS / 12.88 mS 
Indication of calibration points  YES 
TDS measuring range  0,1 ppm…14 ppt 
TDS Factor  0.40…1.00 
Relative accuracy  ±0.5 % reading value 
Salinity measuring range  0.01 to 10ppt 
Temperature measuring range ºC  0…50 
Resolution/ Accuracy  0.1/± 0.2 °C 
Unit  °C /°F 
Auto off  8 min. after last key pressed 
Display  3 color backlight LCD 
IP Protection  IP 67 
Power supply  4×1.5V AAA batteries 
Battery life  > 200 Hrs 
Warranty instrument / sensor  2 Years / 6 months