VTSYIQI Portable Water Activity Monitor Water Activity Meter with Accuracy ±0.015aw Resolution 0.001 Aw Test range 0.003-1.000Aw Test temperature -20 to 85 Degree for Jerky Food Moisture Analyzer

VTSYIQI Portable Water Activity Tester Meter with Range 0.00-1.00aw Accuracy ±0.02aw Resolution 0.01 for using in Food Processing Feed Production Chemical and Pharmaceutical Scientific Research Experiments and Other occasions

VTSYIQI Portable Water Hardness Meter Analyzer with Standard Calibration Solutions Range(Concentration)0.05 to 200 mmol/L(German Degree)0 to 1122°dH(English Degree)0 to 1404°e(French Degree)0 to 2000°fH(CaCO₃)0 to 19999 mg/L (CaO)0 to 11220 mg/L

VTSYIQI Portable Water Hardness Meter Lab Water Hardness Meter with Standard Calibration Solutions Range 0 to 1122°dH Range 0 to 1404°e Stores Up to 500 Data Sets or Measuring Concentration Calcium and Magnesium Ion Concentration In Water Samples

VTSYIQI Portable Water Hardness Meter Tester with Standard Calibration Liquids Accuracy ±1% F.S. Setup Menu Allows Setting the Number of Calibration Points Automatic temperature compensation Auto-read Function Manual/Auto-read Measurement Endpoint

VTSYIQI Portable Water Velocity Meter Flow Rate Meter Flow Velocity Meter with Speed Range 0.01-5.00 m/s Flow Measurement Error ≤1. 5% for Measure The Velocity of Water to Determine Its Flow

VTSYIQI Portable Water Velocity Meter Flow Velocity Meter with Speed Range 0.01-5.00m/s LCD Display Pole Positioning Measurement for Agricultural Drainage and Irrigation Hydrogeological Survey

VTSYIQI Portable Water Velocity Meter River Velocity Meter Water Speed Tester with Speed Range 0.01-10.00 m/s Measurement Error ≤1. 5% Pole Positioning Measurement Temperature Range -10°C-50°C

VTSYIQI Portable Water Velocity Meter Water Flow Rate Meter Stream Velocity Meter with LED Backlight Pole Positioning Measurement Method Speed Range 0.01-10.00 m/s Measurement Error ≤1. 5% Temperature Range -10°C-50°C

VTSYIQI Portable Water Velocity Meter Water Flow Speed Meter with Speed Range 0.01-5.00 m/s Temperature Range -10 ° C-50° C LED Backlight Current Measurement Error ≤1.5% LCD Display Pole Positioning Measurement Method

VTSYIQI Portable Water Velocity Meter Water Flow Velocity Meter with Pole Positioning Measurement Method Speed Range 0.01-5.00 m/s Temperature Range -10 ° C-50° C Current Measurement Error ≤1.5% for Open Channel Flow

VTSYIQI Portable Water Velocity Meter Water Speed Meter Water Flow Rate Meter with Pole Positioning Measurement Method Speed Range 0.01 to 10.00m/s Temperature Range -10°C to 50°C Current Measurement Error ≤1.5% LED Backlight