VTSYIQI Chlorine Gas Leak Detector Cl2 Gas Monitor with Measuring Range 0 to 50ppm Resolution 0.01ppm Built-in Micro Sampling Pump Data Logging Function Electrochemical Principle USB interface

VTSYIQI Chlorine Gas Monitor Portable Cl2 Gas Detector with Measruing Range 0 to 20ppm Resolution 0.1ppm L-alarm 5ppm H-alarm 10ppm Output Current 4-20mA

VTSYIQI Chlorine Leak Detector Chlorine Gas Alarm with Measuring Range 0 to 100ppm Resolution 0.1ppm Built-in Micro Sampling Pump Data Logging Function Built-in Micro Sampling Pump

VTSYIQI Chlorophyll Analyzer Chlorophyll Concentration Meter with Precision ±1.0 SPAD ±0.5°C Chlorophyll Measurement Range 0.0-99.9SPAD Leaf Surface Temperature Range -10~99.9°C for Measurement of Plant Chlorophyll Content

VTSYIQI Chlorophyll Analyzer Leaf Chlorophyll Content Measurement with Range 0.0-99.99SPAD 0.0-99.99mg/g -10-99.9℃ 0.0-99.9RH% Test Objects Nitrogen Content Chlorophyll Leaf Temperature and Leaf Humidity OLED Display Screen

VTSYIQI Chlorophyll Analyzer Meter Leaf Chlorophyll Meter with Range 0.0‐99.9SPAD 0.0‐99.9mg/g 0.0‐99.9RH% -10‐99.9°C For Chlorophyll Content Leaf Temperature Leaf Humidity Nitrogen Measurement

VTSYIQI Chlorophyll Analyzer Meter Plant Leaf Chlorophyll Content Measurement Leaf Chlorophyll Meters with Measuring Range 0.0 to 99.9 SPAD Working Environment 0℃-50℃

VTSYIQI Chlorophyll Analyzer Plant Leaf Surface Temperature Tester with Measurement Range from 0.0 to 99.9SPAD and from -10 to 99.9°C Measurement Area 2mm*2mm for Monitoring the Growth and Development Conditions of Plants

VTSYIQI Chlorophyll Analyzer Plant Nutrition Tester Chlorophyllometer with OLED Display Screen Leaf Humidity Accuracy ± 5% Measurement Area 2mm*2mm for Chlorophyll Content Nitrogen Content Leaf Temperature Leaf Humidity Test

VTSYIQI Chlorophyll Concentration Meter Chlorophyll Meter with Measurement Range 0.0 to 99.9 SPAD 2GB SD Card Data Storage for Instantly Relative Chlorophyll Content

VTSYIQI Chlorophyll Concentration Meter Chlorophyll Meters Chlorophyllometer with Measuring Range 0.0 to 99.9 SPAD 2GB SD Card Data Storage for Instantly Relative Chlorophyll Content Measurement

VTSYIQI Chlorophyll Concentration Meter Handheld Chlorophyll Meter with Measurement Area 2mm*2mm Accuracy Chlorophyll ±1.0SPAD Nitrogen ±5% Leaf Humidity ± 5% Leaf Temperature ± 0.5°C for Relative Content of Chlorophyll