VTSYIQI Digital Water Turbidity Meter Handheld Turbidimeter with 2 to 5 Points Calibration 4 Turbidity Units NTU FNU EBC ASBC

VTSYIQI Digital Water Velocity Meter Liquid Flow Rate Meter for Open Channel Flow Rate and Flow Measurement with Velocimetry Range 0.01-5.00 m/s Flow Measurement Error ≤1. 5% Pole Positioning Measurement

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

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

VTSYIQI Digital Water Velocity Meter Water Flow Speed Meter for Open Channel Flow with Speed Range 0.01-5.00 m/s Pole Positioning Measurement Method LED Backlight Current Measurement Error ≤1.5%

VTSYIQI Digital Water Velocity Meter Water Flow Speed Meter Water Speed Tester with LED Backlight Speed Range 0.01-10.00 m/s Temperature Range -10°C-50°C Pole Positioning Measurement Method for Open Channel Flow

VTSYIQI Digital Webster Hardness Tester Tester Meter Durometer with Range 0~20HW Hardness Range 25-110HRE Thick 0.6-6mm Inner Diameter＞10mm with for Testing Hardness of Aluminum Alloy

VTSYIQI Digital Webster Hardness Tester Webster Aluminium Hardness Tester with Hardness Range 25-110HRE/58~131HV for Measuring The Hardness of Aluminum Alloy Profiles Tubes Plates Aluminum Workpieces Etc

VTSYIQI Digital Webster Hardness Tester Webster Durometer for Aluminum Alloy Profiles Aluminum Etc with Hardness Range 25-110HRE Range 0~20HW Thick 0.6-6mm Inner Diameter＞10mm

VTSYIQI Digital Webster Hardness Tester Webster Durometer with Hardness Range 25-110HRE/58~131HV Thick 0.6-6mm Inner Diameter＞10mm for Test The Hardness of Aluminum Alloy High-Strength Pointer Rapid Testing

VTSYIQI Digital Welding Pressure Meter Welding Pressure Gauge with Force Range ±100kgf ±980N Resolution 0.001kgf 0.01N Peak Value Measurement Real Time Measurement High Accuracy and High Resolution 3 Measurement Unit for Selection and Conversion

VTSYIQI Digital whiteness meter Tester Leucometer 0 to 120 for material surface white measurement Paint Paper Powder Salt Flour