VTSYIQI Handheld Optical Transmittance Meter Light Transmission Meter with Illuminant UV Visible Light Infrared 940nm Infrared 1400nm Infrared Full Band SHGC and TSER Resolution 0.1% TFT True Color 3.5inch Display Screen

VTSYIQI Handheld Optical Transmittance Meter Light Transmission Meter with Measuring Wavelength Range Visible Light 380nm-760nm Infrared Peak Wavelength 940nm Illumination Light Source Ultraviolet Visible Infrared 940nm

VTSYIQI Handheld Paper Moisture Meter Paper Moisture Testing Machine with Manual Off at Any Time Digital Display with Back Light Measuring Range 0.00-2.00%(d) 0.0-98.0%(s) Resolution 0.1 or 0.01 for Corrugated Paper,Cartons,Paper Rolls,Etc

VTSYIQI Handheld pH Meter Portable pH and Temperature Meter with Calibration Liquids Accuracy ±0.01 pH Range -1999 to 1999 mV Manual / Auto-read Measurement Endpoint Automatic Temperature Compensation for Measure the pH Value of Sample Solution

VTSYIQI Handheld pH Meter Water pH Analyzer with Calibration Liquids Range -2.00 to 20.00 pH Accuracy ±0.01 pH Resolution 0.01 pH Range -1999 to 1999 mV E201-BNC pH Electrode Auto-read Function for Measure the pH Value of Sample Solution

VTSYIQI Handheld Phosphine Gas Detector PH3 Detector with Measuring Range 0 to 100ppm Resolution 0.1ppm Accuracy ≤±3% F.S.Built-in Micro Sampling Pump Built-in Water Vapor Dust Filter Principle Electrochemical

VTSYIQI Handheld Phosphine Gas Detector PH3 Gas Detector with Response Time ≤30s Accuracy ≤±3% F.S.Measuring Range 0 to 20ppm Resolution 0.01ppm LCD Liquid Crystal Display Sound and Light Alarm Built-in Micro Sampling Pump Principle Electrochemical

VTSYIQI Handheld Rope Tension Meter Digital Tension Meter Used in Wire and Cable Tensile Chemical Fiber Metal Wire with Tension Range 40 to 2000cN Measuring Head Width 65mm Six Units cN gf OZ Kgf N lb USB Communication Function

VTSYIQI Handheld Rope Tension Meter Wire Yarn Tension Meter Tester Gauge with Six Units cN gf OZ Kgf N lb Tension Range 4 to 200.0cN USB Communication Function for Measuring the Tension of Filamentous and Linear Materials and Other Industries

VTSYIQI Handheld Silver Ion Meter Ag Ion Concentration Tester with Standard Calibration Fluids Range 0.01 to 107900 ppm Measurement Units ppm mg/L mol/L mmol/L Accuracy ±1% F.S. Calibration 2 to 5 Points LCD Display Screen for Testing Silver Ion

VTSYIQI Handheld Single Axis Fluxgate Magnetometer Digital Fluxgate Magnetometer with Measuring Range 0~2000μT Accuracy 2%μT mG Unit Switch Single-axis Fluxgate Sensor USB Interface for Fragmentation Processing Security Check

VTSYIQI Handheld SO2 Detector Sulfur Dioxide Gas Detector with Measuring Range 0-20ppm Accuracy ≤±3% F.S.Resolution 0.01ppm Accuracy ≤±3% F.S.Principle Electrochemical Automatic Data Storage for SO2 Gas Test