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

VTSYIQI Portable Waterproof Fixed Ultrasonic Flow Meter Flowmeter Integrated Type Ultrasonic Flowmeter With Clamp-on High Temperature Large Transducer TL-1-HT For Pipe Size DN300 to 6000mm

VTSYIQI Portable Waterproof Fixed Ultrasonic Flow Meter Flowmeter Integrated Type Ultrasonic Flowmeter With Clamp-on High Temperature Medium Transducer TM-1-HT For Pipe Size DN50 to 700mm

VTSYIQI Portable Waterproof Fixed Ultrasonic Flow Meter Flowmeter Integrated Type Ultrasonic Flowmeter With Clamp-on High Temperature Small Transducer For Pipe Size DN25 to 100mm