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PH-803 Digital pH ORP Redox 2 in 1 Controller Monitor w/ Output Power Relay Control, Electrode Probe BNC, Water Quality Meter Online Continuous Measurement Kit, for Aquarium Hydroponics Plant Pool Spa

PH - 803_EU PH - 803 Digital pH ORP Redox 2 in 1 Controller Monitor w/ Output Power Relay Control, Electrode Probe BNC, Water Quality Meter Online Continuous Measurement Kit, for Aquarium Hydroponics Plant Pool Spa - Gain Express PH - 803_EU PH - 803 Digital pH ORP Redox 2 in 1 Controller Monitor w/ Output Power Relay Control, Electrode Probe BNC, Water Quality Meter Online Continuous Measurement Kit, for Aquarium Hydroponics Plant Pool Spa - Gain Express

PH-803 Digital pH ORP Redox 2 in 1 Controller Monitor w/ Output Power Relay Control, Electrode Probe BNC, Water Quality Meter Online Continuous Measurement Kit, for Aquarium Hydroponics Plant Pool Spa

T206 Solar Power Meter BTU/(ft2*h) W/m2 Radiation Energy Cell Tester

T206 Solar Power Meter BTU/(ft2*h) W/m2 Radiation Energy Cell Tester - Gain Express T206 Solar Power Meter BTU/(ft2*h) W/m2 Radiation Energy Cell Tester - Gain Express

T206 Solar Power Meter BTU/(ft2*h) W/m2 Radiation Energy Cell Tester

$102.90 USD

SLM-336 Smart Decibel Meter Large Colored LED Screen Display Sound Level Tester 30dB to 130dB Range Temperature Humidity Measurement

SLM - 336_C SLM - 336 Smart Decibel Meter Large Colored LED Screen Display Sound Level Tester 30dB to 130dB Range Temperature Humidity Measurement - Gain Express SLM - 336_C SLM - 336 Smart Decibel Meter Large Colored LED Screen Display Sound Level Tester 30dB to 130dB Range Temperature Humidity Measurement - Gain Express

SLM-336 Smart Decibel Meter Large Colored LED Screen Display Sound Level Tester 30dB to 130dB Range Temperature Humidity Measurement

EMF-427 Solar Power Meter Sun Light Radiation Testing for Solar Energy Research Meteorology Agriculture Sun Light Energy Measuring Tool

EMF - 427 EMF - 427 Solar Power Meter Sun Light Radiation Testing for Solar Energy Research Meteorology Agriculture Sun Light Energy Measuring Tool - Gain Express EMF - 427 EMF - 427 Solar Power Meter Sun Light Radiation Testing for Solar Energy Research Meteorology Agriculture Sun Light Energy Measuring Tool - Gain Express

EMF-427 Solar Power Meter Sun Light Radiation Testing for Solar Energy Research Meteorology Agriculture Sun Light Energy Measuring Tool

$79.90 USD

ST-130 Noise Dose Meter Datalogger Sound Level Meter Data Logging A / C / Z Weighting

ST-130 Noise Dose Meter Datalogger Sound Level Meter Data Logging A / C / Z Weighting ST - 130 Noise Dose Meter Datalogger Sound Level Meter Data Logging A / C / Z Weighting - Gain Express

ST-130 Noise Dose Meter Datalogger Sound Level Meter Data Logging A / C / Z Weighting

$444.90 USD

FM-100V5 Digital Water Flowmeter Water Flow Rate Meter for Open Channels Flow Velocities Measurement Flow Rate Sensor Portable with Backlight

Fm-100V5 Digital Water Flowmeter Flow Rate Meter For Open Channels Velocities Measurement Sensor Fm-100V5 Digital Water Flowmeter Flow Rate Meter For Open Channels Velocities Measurement Sensor

FM-100V5 Digital Water Flowmeter Water Flow Rate Meter for Open Channels Flow Velocities Measurement Flow Rate Sensor Portable with Backlight

$262.00 USD

WTM-404 Portable Tint Meter Window Tint Tool with Automatic Calibration for measuring VL (Visible Light) UV IR Transmittance and Rejection of Solar Film, Stick-film Glass, Car Window Tint

WTM - 404 Portable Tint Meter Window Tint Tool with Automatic Calibration for measuring VL (Visible Light) UV IR Transmittance and Rejection of Solar Film, Stick - film Glass, Car Window Tint - Gain Express WTM - 404 Portable Tint Meter Window Tint Tool with Automatic Calibration for measuring VL (Visible Light) UV IR Transmittance and Rejection of Solar Film, Stick - film Glass, Car Window Tint - Gain Express

WTM-404 Portable Tint Meter Window Tint Tool with Automatic Calibration for measuring VL (Visible Light) UV IR Transmittance and Rejection of Solar Film, Stick-film Glass, Car Window Tint

$113.90 USD

DMT-3 High Accuracy Professional Diamond Moissanite Tester Gemstone 2pt Jewel Stone Combo Gem Jewelry Test Tool Selection Factory Calibrated Meter Identifier Device

DMT - 3 DMT - 3 High Accuracy Professional Diamond Moissanite Tester Gemstone 2pt Jewel Stone Combo Gem Jewelry Test Tool Selection Factory Calibrated Meter Identifier Device - Gain Express DMT - 3 DMT - 3 High Accuracy Professional Diamond Moissanite Tester Gemstone 2pt Jewel Stone Combo Gem Jewelry Test Tool Selection Factory Calibrated Meter Identifier Device - Gain Express

DMT-3 High Accuracy Professional Diamond Moissanite Tester Gemstone 2pt Jewel Stone Combo Gem Jewelry Test Tool Selection Factory Calibrated Meter Identifier Device

$116.90 USD

SLM-30B Professional Sound Level Meter with Smart Bluetooth Function 20000 Datalogging Max/MIN/Hold Alarm

SLM - 30B SLM - 30B Professional Sound Level Meter with Smart Bluetooth Function 20000 Datalogging Max/MIN/Hold Alarm - Gain Express SLM - 30B SLM - 30B Professional Sound Level Meter with Smart Bluetooth Function 20000 Datalogging Max/MIN/Hold Alarm - Gain Express

SLM-30B Professional Sound Level Meter with Smart Bluetooth Function 20000 Datalogging Max/MIN/Hold Alarm

$38.90 USD

WQM-553 8-in-1 Wifi Tuya Smart Swimming Pool Water Monitor for pH / Temperature / TDS / Electrical Conductivity / Salinity / Chlorine / Specific Gravity / ORP for Pool, Spa, Tubs

WQM-553 8-in-1 Wifi Tuya Smart Swimming Pool Water Monitor for pH / Temperature / TDS / Electrical Conductivity WQM-553 8-in-1 Wifi Tuya Smart Swimming Pool Water Monitor for pH / Temperature / TDS / Electrical Conductivity

WQM-553 8-in-1 Wifi Tuya Smart Swimming Pool Water Monitor for pH / Temperature / TDS / Electrical Conductivity / Salinity / Chlorine / Specific Gravity / ORP for Pool, Spa, Tubs

$134.90 USD

WTM-1100 Window Tint Meter Visual Light Transmission 18mm Thickness Continuous Measuring

WTM - 1100 Window Tint Meter Visual Light Transmission 18mm Thickness Continuous Measuring - Gain Express WTM - 1100 Window Tint Meter Visual Light Transmission 18mm Thickness Continuous Measuring - Gain Express

WTM-1100 Window Tint Meter Visual Light Transmission 18mm Thickness Continuous Measuring

$167.90 USD

ND-9 Handheld Digital Sound Noise Level Tester Calibrator for Sound Level Meter 94dB & 114dB output Class I w/ Battery +/-0.3 db Accuracy for microphone , sound measuring system for acoustics field and laboratory use

ND - 9 ND - 9 Handheld Digital Sound Noise Level Tester Calibrator for Sound Level Meter 94dB & 114dB output Class I w/ Battery +/ - 0.3 db Accuracy for microphone , sound measuring system for acoustics field and laboratory use - Gain Express ND - 9 ND - 9 Handheld Digital Sound Noise Level Tester Calibrator for Sound Level Meter 94dB & 114dB output Class I w/ Battery +/ - 0.3 db Accuracy for microphone , sound measuring system for acoustics field and laboratory use - Gain Express

ND-9 Handheld Digital Sound Noise Level Tester Calibrator for Sound Level Meter 94dB & 114dB output Class I w/ Battery +/-0.3 db Accuracy for microphone , sound measuring system for acoustics field and laboratory use

$139.90 USD

CTM-275 Professional Thickness Meter Gauge Digital HD Colored Display Car Paint Coating Tester Data Storage Screen Rotation Rechargeable Battery Automotive Tool 0~1300um/51mil Measurement Range

CTM - 275 CTM - 275 Professional Thickness Meter Gauge Digital HD Colored Display Car Paint Coating Tester Data Storage Screen Rotation Rechargeable Battery Automotive Tool 0~1300um/51mil Measurement Range - Gain Express CTM - 275 CTM - 275 Professional Thickness Meter Gauge Digital HD Colored Display Car Paint Coating Tester Data Storage Screen Rotation Rechargeable Battery Automotive Tool 0~1300um/51mil Measurement Range - Gain Express

CTM-275 Professional Thickness Meter Gauge Digital HD Colored Display Car Paint Coating Tester Data Storage Screen Rotation Rechargeable Battery Automotive Tool 0~1300um/51mil Measurement Range

$116.90 USD

HTM-548 Digital Large Screen Hygrometer Temperature and Humidity Measurement with Adjustable Visual/Audible Alarms with External Sensor Indoor Tester

HTM-548 Digital Large Screen Hygrometer Temperature and Humidity Measurement with Adjustable Visual/Audible Alarms with HTM-548 Digital Large Screen Hygrometer Temperature and Humidity Measurement with Adjustable Visual/Audible Alarms with

HTM-548 Digital Large Screen Hygrometer Temperature and Humidity Measurement with Adjustable Visual/Audible Alarms with External Sensor Indoor Tester

$84.90 USD

AQM-481 Portable CO2 Monitor with Temperature & Humidity Measurement NDIR Sensor Technology, 3-Color Air Quality Alert, Rechargeable Battery 40+ Hour Continuous Usage

AQM-481 Portable CO2 Monitor with Temperature & Humidity Measurement NDIR Sensor Technology 3-Color Air Quality Alert AQM-481 Portable CO2 Monitor with Temperature & Humidity Measurement NDIR Sensor Technology 3-Color Air Quality Alert

AQM-481 Portable CO2 Monitor with Temperature & Humidity Measurement NDIR Sensor Technology, 3-Color Air Quality Alert, Rechargeable Battery 40+ Hour Continuous Usage

$55.90 USD

CM-8825FN Digital Coating Thickness Meter 0~1250um / 0~50mil + Built-in F & NF CE Marking Aluminum / Iron Substrates

CM - 8825FN CM - 8825FN Digital Coating Thickness Meter 0~1250um / 0~50mil + Built - in F & NF CE Marking Aluminum / Iron Substrates - Gain Express CM - 8825FN CM - 8825FN Digital Coating Thickness Meter 0~1250um / 0~50mil + Built - in F & NF CE Marking Aluminum / Iron Substrates - Gain Express

CM-8825FN Digital Coating Thickness Meter 0~1250um / 0~50mil + Built-in F & NF CE Marking Aluminum / Iron Substrates

$279.90 USD

DOM-383 Digital Rechargeable DO Meter Dissolved Oxygen Tester with Floating Probe Long Cable Electrode, ATC

DOM - 383 DOM - 383 Digital Rechargeable DO Meter Dissolved Oxygen Tester with Floating Probe Long Cable Electrode, ATC - Gain Express DOM - 383 DOM - 383 Digital Rechargeable DO Meter Dissolved Oxygen Tester with Floating Probe Long Cable Electrode, ATC - Gain Express

DOM-383 Digital Rechargeable DO Meter Dissolved Oxygen Tester with Floating Probe Long Cable Electrode, ATC

$141.90 USD

WM-106 Digital Whiteness Meter 0 ~ 120, Portable Leucometer Tester 254 Data Memory, Handheld Check for Talcum Powder Textile Plastic Ceramic Enamel

WM - 106 Digital Whiteness Meter 0 ~ 120, Portable Leucometer Tester 254 Data Memory, Handheld Check for Talcum Powder Textile Plastic Ceramic Enamel - Gain Express WM - 106 Digital Whiteness Meter 0 ~ 120, Portable Leucometer Tester 254 Data Memory, Handheld Check for Talcum Powder Textile Plastic Ceramic Enamel - Gain Express

WM-106 Digital Whiteness Meter 0 ~ 120, Portable Leucometer Tester 254 Data Memory, Handheld Check for Talcum Powder Textile Plastic Ceramic Enamel

$171.90 USD

WQM-241 pH / EC / Temperature Meter ATC 3 in 1 Waterproof Pen Type Water Quality Combo Multi-Parameter Tester Monitor Analyzer Acidometer , Test Kit for Aquariums Hydroponics Pool Spa Drinking Purity

WQM - 241 pH / EC / Temperature Meter ATC 3 in 1 Waterproof Pen Type Water Quality Combo Multi - Parameter Tester Monitor Analyzer Acidometer , Test Kit for Aquariums Hydroponics Pool Spa Drinking Purity - Gain Express WQM - 241 pH / EC / Temperature Meter ATC 3 in 1 Waterproof Pen Type Water Quality Combo Multi - Parameter Tester Monitor Analyzer Acidometer , Test Kit for Aquariums Hydroponics Pool Spa Drinking Purity - Gain Express

WQM-241 pH / EC / Temperature Meter ATC 3 in 1 Waterproof Pen Type Water Quality Combo Multi-Parameter Tester Monitor Analyzer Acidometer , Test Kit for Aquariums Hydroponics Pool Spa Drinking Purity

$49.90 USD

868-1 0.0-14.0 pH & Temperature Meter ATC Dual Display, Portable Digital Pen-Type Tester, IP67 Waterproof Dustproof, for Hydroponics Aquariums Drinking Water Quality Control Testing

868 - 1 868 - 1 0.0 - 14.0 pH & Temperature Meter ATC Dual Display, Portable Digital Pen - Type Tester, IP67 Waterproof Dustproof, for Hydroponics Aquariums Drinking Water Quality Control Testing - Gain Express 868 - 1 868 - 1 0.0 - 14.0 pH & Temperature Meter ATC Dual Display, Portable Digital Pen - Type Tester, IP67 Waterproof Dustproof, for Hydroponics Aquariums Drinking Water Quality Control Testing - Gain Express
-40%

868-1 0.0-14.0 pH & Temperature Meter ATC Dual Display, Portable Digital Pen-Type Tester, IP67 Waterproof Dustproof, for Hydroponics Aquariums Drinking Water Quality Control Testing

$22.14 USD
$36.90 USD
Showing 61 - 80 of 791 items
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