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Air Quality Meters
Automotive Testing Equipment
Water Quality Meters
Factory Direct Sales IP68 Waterproof Underwater Plants Reef Tanks Full Spectrum Light Quantum Par Meter ppfd
$78.99-95.90
Min. Order: 1 piece
Optical Fiber Identifier Fault Locator 800~1700nm Wavelength Network Testing InGaAs Probe Lightweight Colored Screen Display
$60.20-66.89
Min. Order: 5 pieces
Digital 3-in-1 pH EC Temperature Tester Waterproof IP65 for pH/EC Measurement in Water, Meats Soft Solid Food Samples with ATC
$29.33-33.10
Min. Order: 5 pieces
2-in-1 Food PH Soil Meter Temperature Measure Acidity Tester for Dough Meat Cheese Bread Fruit High Precision Replaceable Probe
$19.20-21.67
Min. Order: 5 pieces
Sound Level Meter Datalogger Noise Tester 43,000 Record Capacity Visual Alarm PC Link Color Screen for Home School Noise Monitor
$22.89-25.83
Min. Order: 5 pieces
Grain Moisture Meter Water Content Analyzer with 11.81" Metal Probe for 14 Grains Wheat Corn Rice Peanut Soybean
$10.11-12.16
Min. Order: 5 pieces
Carbon Dioxide Monitor with 4.5M Day Night NDIR Sensor, CO2 Controller, Adjusts CO2 for Grow Tents, Grow Rooms, Greenhouses
$78.00-84.00
Min. Order: 1 set
Digital Thermo-hygrometer USB Datalogger PDF Excel Report for Temperature Humidity Barometric Pressure
$38.90-43.90
Min. Order: 30 pieces
Professional Digital Thermo-hygrometer Data Logger PDF Excel Report USB Datalogger for Temperature Humidity Barometric Pressure
$43.73-48.58
Min. Order: 5 pieces
Dual Output with 15ft Remote NDIR Sensor Human Plant Mode Air Quality Detector CO2 Monitor Controller for Greenhouse Mushroom
$92.90-107.90
Min. Order: 1 piece
Digital Air Quality Temperature Meter 4.5M Cable NDIR Sensor Human Plant Mode CO2 Carbon Dioxide Monitor Controller Home Office
$93.90-108.90
Min. Order: 1 set
Smart Wifi CO2 Detector Monitor Air Quality Indoor Temperature & Humidity Tester NDIR Sensor for Grow Tent, Mushroom, Home
$38.81
Min. Order: 3 pieces
Digital High Quality Speedometer Analyzer Sensor for Bike Motorcycle Car Non-contact Tachometer Rotational Speed Measuring
$8.90-10.90
Min. Order: 200 pieces
2 in 1 Digital Contact and Non-contact Speed Analyzer with Backlight Photo Sensor Tachometer for Motorcycle Bike Car
$13.90-16.90
Min. Order: 50 pieces
Top Quality Digital Speedometer Sensor 2.5 to 999.9RPM Rotational Speed Measuring Non-contact Tachometer for Motorcycle Bike Car
$10.65-12.82
Min. Order: 1 piece
Digital Handheld Contact and Non-contact Dual Analyzer Backlight 2 in 1 Tachometer Speed Analysis Photo Sensor for Motorcycle
$16.08-18.15
Min. Order: 5 pieces
Digital Tint Meter Window Tint Tool ATC Measuring VL Visible Light UV IR Transmittance Rejection Of Solar Film Stick-film Glass
$62.28-69.20
Min. Order: 5 pieces
2-in-1 Tachometer Digital Non-contact & Contact Laser Photo Sensor Real-Time Measurement for Electric Power, Petrachemical, Etc
$16.08-18.15
Min. Order: 5 pieces
6in1 Water Quality Testing Meter TOC UV275 EC TDS COD Temperature Tester Intelligent Scoring Mode Colored Backlight Indicator
$27.15-30.64
Min. Order: 5 pieces
Long pH Electrode with 50 Ohm 150cm BNC Connector Cable & Calibration Powder for Sea Water and Acid Rain
$8.00
Min. Order: 500 pieces
Digital EC Conductivity Meter Tester Factory Calibrated 10~1990uS/cm Range
$9.49-9.50
Min. Order: 100 pieces
GAINEXPRESS 8-in-1 Water Test Kit pH. ORP. EC Conductivity, TDS, Salt, S.G., CF, and Temperature with Online APP Tester
$43.12-47.92
Min. Order: 5 pieces
Pen-Type pH Meter Water Quality Tester with Backlight Digital and Portable
$2.96-3.56
Min. Order: 1 piece
TDS / EC Meter 2-in-1 Pentype Digital Water Quality Tester with ATC Temperature Measurement for Water Analysis Hydroponics
$4.50
Min. Order: 20 pieces
Top picks
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Greenhouse CO2 Controller w/ 4.5 Meters Remote CO2 Sensor Auto Detect Day Night Function Perfect for Grow Rooms, Home, Offices
$93.90-108.90
Min. Order: 1 set
145 sold
Diamond Moissanite Tester Gemstone 2pt Jewel Stone Combo Gem Test Jewelry Identifier Tool Equipment
$73.75-81.94
Min. Order: 2 pieces
6 sold
Digital CO2 IAQ Monitor Controller 45M Cable NDIR Sensing Probe w/ Relay Function Green House Home, Office, Factory
$93.90-108.90
Min. Order: 1 piece
2 sold
LUCKY FF918-CWLS Color Display Bait Boat Fish Finder with 300m/980ft Wireless Operating Range(OEM Packaging Available)
$99.45-115.90
Min. Order: 1 set
4 sold
Handheld Par Meter PPFD Tester Up to 3999umol/(m2s) Measurement For for Green House and Led Grow Lights (OEM Packaging Available
$75.85-85.90
Min. Order: 1 set
7 recent viewed
Digital PAR Meter Full-Spectrum Quantum PPFD Tester for Plant Photosynthetic Activity Measurement(OEM Packaging Available)
$57.83-64.25
Min. Order: 5 pieces
4 sold
Thermocouple Thermometer K/J/ T Datalogger 4-Channel Display With Real Time Data Logging Visible Alarm & ADJ Compensation
$37.49-41.65
Min. Order: 5 pieces
20 sold
Digital pH Controller Dual Relay Output Temperature Compensation Adjustable pH 4.5-8.5 Ideal Aquariums Hydroponics Indoor Plant
$157.91-175.30
Min. Order: 1 piece
High Accuracy Measuring 30dB-130dB with Data Record Function Sound Level Meter with Backlit Display Compact Professional
$24.05-27.14
Min. Order: 5 pieces
MAN-45 Professional Digital Manometer +/-13.78kPa +/-2PSI Suitable for 1-1 pipes,Ventilation,Air Condition System 11 units
$20.61-23.26
Min. Order: 1 piece
1 sold