VTSYIQI Portable SO2 Gas Detector Sulfur Dioxide Detector with Measuring Range 0 to 50ppm Resolution 0.01ppm Accuracy ≤±3% F.S.USB Interface Principle Electrochemical Built-in Micro Sampling Pump

VTSYIQI Portable Sodium Ion Meters with Accuracy ±0.5% F.S. Calibration Fluid Range 0.002 to 69000 ppm and -1999.9 to 1999.9 mV 2 to 5 Points Calibration Automatic Electrode Diagnosis for Testing Na Ion

VTSYIQI Portable Sonic Belt Tension Meter Belt Tension Measuring Instrument with Tension Range 0.01 to 99900N Frequency Range 10Hz to 5000Hz LCD Screen Display Automatic Sensitivity Calibration Adjustable Probe for Most Types of Belts

VTSYIQI Portable Sonic Belt Tension Meter Sonic Tension Meter with Frequency Range 10Hz to 5000Hz Data Storage Function LCD Backlit Display Automatic Sensitivity Calibration Tension Range 0.01 to 99900N for Most Types of Belts

VTSYIQI Portable Spectrocolorimeter 3 Calibers Spectrocolorimeter with 2.8 Inch TFT True Color Capacitive Touch Screen Three Apertures MAV Φ8mm SAV Φ4mm SSAV 1x3mm Integrating Sphere Size Φ40mm D/8 SCI/SCE Measured Reflectance Range 0-200%

VTSYIQI Portable Spectrocolorimeter Color Difference Analyzer with Accuracy 0.1 D/8 8mm Aperture SCI Double Row 24 Groups for Plastic Electronics Paint Ink Printing Color Matching

VTSYIQI Portable Spectrocolorimeter Economical Spectrophotometer with Φ8mm Apertures Flat Grating Mode D/8 SCI Mode 10000 Pcs Data Storage Repeatability ΔE*ab 0.1 for Plastic Electronics Paint Test

VTSYIQI Portable Spectrocolorimeter Four Apertures Spectrocolorimeter with Displayed Accuracy 0.01 Reflectance Resolution 0.01% Stabilizer Position+ Camera Locating Four Apertures Φ8mm&Φ4mm Flat&Tip

VTSYIQI Portable Spectrocolorimeter Imaging Spectrocolorimeter with Single Aperture Φ4mm Platform Wavelength Range 400-700nm Reflectance Resolution 0.01% for Color Difference Quality Control in Plastic Electronics Paint and Ink

VTSYIQI Portable Spectrocolorimeter Multi Apertures Spectrocolorimeter with Measuring Aperture Φ4mm Φ8mm Displayed Accuracy 0.01 Single Measurement Average Measurement(2-99times) Displayed Accuracy 0.01 Reflectance Resolution 0.01%

VTSYIQI Portable Spectrocolorimeter Single Caliber Spectrocolorimeter with Single Aperture Φ8mm Integrating Sphere Size Φ40mm Ergonomic Design Easy Measurement Wavelength Range 400-700nm

VTSYIQI Portable Spectrocolorimeter Touch Screen Spectrocolorimeter with Single Aperture Φ8mm Integrating Sphere Size Φ40mm Inter-instrument Error within ΔE*ab 0.4 Displayed Accuracy 0.01 for Color Difference Quality Control in Plastic Electronics