pH/ORP Product Features :: Multi-Point Calibration (up to 5 points) with Auto-Buffer Recognition - choice of USA, NIST or pure water buffer standards with ±0.01 pH accuracy :: Automatic Temperature Compensation (ATC) for the highest accuracy under fluctuating temperatures :: Hold Function momentarily freezes reading for easy viewing and recording :: Auto-Power Off saves battery power after non-use :: Self-Diagnostic with message codes for easy troubleshooting :: Large Custom LCD provides optimum viewing even at a distance :: Protective Rubber Boot shields meter from accidental knocks and features a sturdy built-in stand for easy bench-top operation :: Rugged Carrying Case (Optional) provides handy on-site meter calibration and measurement Ion Product Features :: Direct Ion Concentration for use with most mono- or di-valent Ion Selective Electrodes (ISE) :: mV measurement mode allows you to check performance and calibration of your ISE :: Multi-Point Calibration (up to 3 points) with Auto-Buffer Recognition - choice of USA, NIST or pure water buffer standards with ±0.01 pH accuracy :: Automatic Temperature Compensation (ATC) for the highest accuracy under fluctuating temperatures :: Non-Volatile Memory ensures data are retained even meter powers off :: Hold Function momentarily freezes reading for easy viewing and recording :: Auto-Power Off saves battery power after non-use :: Self-Diagnostic with message codes for easy troubleshooting :: Large Custom LCD provides optimum viewing even at a distance :: Protective Rubber Boot shields meter from accidental knocks and features a sturdy built-in stand for easy bench-top operation :: Rugged Carrying Case (Optional) provides handy on-site meter calibration and measurement Conductivity Product Features :: Multi-Point Push-button Calibration (up to 5 points) with ±1% full scale accuracy :: Option of quick, easy automatic calibration or customised, near-to-sample manual calibration. :: Auto-Ranging for Conductivity/TDS measurements for fast response and best resolution over wide measurement range :: Automatic Temperature Compensation (ATC) for the optimum accuracy under fluctuating temperatures :: Hold Function momentarily freezes reading for easy viewing :: Auto-Power Off saves battery power after non-use :: Self-Diagnostic with message codes for easy troubleshooting :: Large Custom LCD provides optimum viewing even at a distance :: Electrode with Built-in ATC designed for minimal air bubble entrapment during measurement :: Protective Rubber Boot shields meter from drops and features a sturdy built-in stand for easy bench-top operation :: Meter Kit (Optional) - contains everything you need for calibration and measurement in a rugged carrying case Salinity Product Features :: Push-button Calibration for easy, quick calibration with ±1% full scale accuracy :: Automatic Temperature Compensation (ATC) for the optimum accuracy under fluctuating temperatures :: Hold Function momentarily freezes reading for easy viewing and recording :: Auto-Power Off saves battery power after non-use :: Self-Diagnostic with message codes for easy troubleshooting :: Large Custom LCD provides optimum viewing even at a distance :: Electrode with Built-in ATC designed for minimal air bubble entrapment during measurement :: Protective Rubber Boot shields meter from drops and features a sturdy built-in stand for easy bench-top operation :: Rugged Carrying Case (Optional) provides handy on-site meter calibration and measurement Dissolved Oxygen Product Features :: User Customisation for users flexibility like toggling of various modes from ppm, mg/l to % saturation, view electrode diagnosis, etc. :: Easy Calibration can be performed at 100% and/or 0% and mg/l or ppm against a known solution :: Automatic Temperature Compensation (ATC) guarantees the highest accuracy under varying temperature condition :: Galvanic Cell allows instantaneous measurements, producing quick responses and eliminates polarisation; requires minimal maintenance :: Automatically Compensates Salinity and Barometric Pressure after manual input for increased accuracy :: Hold Function momentarily freezes reading for easy viewing :: Auto-Power Off saves battery power after non-use :: Self-Diagnostic with message codes for easy troubleshooting :: Large Custom LCD provides optimum viewing even at a distance :: Protective Rubber Boot shields meter from accidental knocks and features a sturdy built-in stand for easy bench-top operation :: Rugged Carrying Case (Optional) provides handy on-site meter calibration and measurement Total Dissolved Solids Product Features :: Multi-Point Push-button Calibration (up to 5 points) with ±1% full scale accuracy :: Automatic or Manual Calibration - for quick, easy calibration; use automatic mode with preset calibration points at most popular values or manually set values in the manual mode for more flexibility :: Auto-Ranging for Conductivity/TDS measurements for fast response and best resolution over wide measurement range :: Adjustable TDS Factor for more accurate measurement (for TDS 6 model only) :: Automatic Temperature Compensation (ATC) for the optimum accuracy under fluctuating temperatures :: Hold Function momentarily freezes reading for easy viewing :: Auto-Power Off saves battery power after non-use :: Self-Diagnostic with message codes for easy troubleshooting :: Large Custom LCD provides optimum viewing even at a distance :: Electrode with Built-in ATC designed for minimal air bubble entrapment during measurement :: Protective Rubber Boot shields meter from drops and features a sturdy built-in stand for easy bench-top operation :: Meter Kit (Optional) - contains everything you need for calibration and measurement in a rugged carrying case Temperature Product Features :: Maximum and Minimum Display at a push of button and in addition meter even updates the maximum and minimum temperatures when readings are frozen :: Offset Temperature Calibration Adjustment for fine tuning purposes :: Non-Volatile Memory ensures calibration data and meter information are retained even meter powers off :: Hold Function momentarily freezes reading for easy viewing and recording :: Auto-Power Off saves battery power after non-use :: Self-Diagnostic with message codes for easy troubleshooting :: Large Custom LCD provides optimum viewing even at a distance :: Protective Rubber Boot shields meter from accidental knocks and features a sturdy built-in stand for easy bench-top operation :: Ease Of Interchangeability for use with various types of compatible probes for vast applications