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GAIN EXPRESS HOLDINGS LIMITED
HK
12
YRS
Main categories: industrial Endoscope,PH meter,Refractometer,Fish Finder,Lux Meter
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Product categories
NEW ARRIVALS
Air Quality Meters
Automotive Testing Equipment
Water Quality Meters
Fishing Tackles/Gears
Dental Loupe
Gemological Instruments / Jeweler Tools
Health, Fitness & Sports
Inspection Cameras / Endoscopes / Borescopes
Microscopes / Ring Lights / Illuminators
Multimeters / Clamp Meters
Measuring Instruments
OEM Products
Ozone Generator
Refractometers
Tension Tester
Water Level Alarm
Weather Station
Ungrouped
Digital Wood Moisture Meter Tester, 4 Pin, 5% - 40%, NEW DESIGN
$10.00 - $11.90
(Min. Order) 50 pieces
Digital Pen-type Redox Meter Tester -1999mV~1999mV Millivolts Water Quality Backlight LCD (OEM Packaging Available)
$12.06 - $14.51
(Min. Order) 1 set
Pen-Type pH Meter Water Quality Tester with Backlight Digital and Portable
$2.38 - $2.64
(Min. Order) 1 piece
Digital Protractor Angle Gauge Finder 4 x 90degree Bevel Box Inclinometer Level Meter Pocket Size (OEM Packaging Available)
$12.29
(Min. Order) 100 sets
Pentype Digital Water Tester 999mV ORP Meter Redox Waterproof Industrial Laboratory Use (OEM Packaging Available)
$37.10
(Min. Order) 30 sets
300cm long Cable ORP Electrode for ORP Meter Tester Controller (OEM packaging available)
$17.16 - $19.37
(Min. Order) 1 set
20x Magnification 20.5mm Jeweler Gem Loupe Triplet Lens Jewelry Optical Hobbyist Stamp & Coin (OEM Packaging Available)
$6.14 - $7.39
(Min. Order) 2 sets
3-in-1 Automotive Antifreeze Refractometer 1.100 - 1.400kg/l System Coolant Freezing Point (OEM Packaging Available)
$9.05 - $10.88
(Min. Order) 1 set
NEW ARRIVALS
All products
NEW ARRIVALS
Customizable
Ready to Ship
Advanced Digital PAR Meter Light Intensity Full-Spectrum Quantum PPFD Tester Indoor & Outdoor Plant Photosynthetic Activity
$57.83 - $64.25
Shipping: $7.46/piece
Min. Order: 5 pieces
3 recent viewed
Add to cart
14X Loupe Magnification Hasting Loupe Mini Optical Glass Triplet Lens Stainless Steel Body w/ Foldaway Pocket Design Stamp & Coi
$4.76 - $5.72
Shipping: $5.60/piece
Min. Order: 5 pieces
Add to cart
Digital CO2 Carbon Dioxide Monitor Detector 400~5000PPM NDIR Sensor Temperature Humidity Tester for Home, Office, Classroom Etc
$21.56 - $24.34
Shipping: $7.46/piece
Min. Order: 5 pieces
Add to cart
Digital Gas Leak Detector 0~9999PPM Range Audible/Visual Alarm Gooseneck Semiconductor Sensor Propane, Natural Gas, Combustible
$33.45 - $37.17
Shipping: $11.34/piece
Min. Order: 5 pieces
Add to cart
2-in-1 Tachometer Digital Non-contact & Contact Laser Photo Sensor Real-Time Measurement for Electric Power, Petrachemical, Etc
$16.08 - $18.15
Shipping: $7.46/piece
Min. Order: 5 pieces
Add to cart
Carbon Dioxide Monitor CO2 Controller w/ built-in Dual Beam NDIR Sensor,Auto Detect Day Night Function For Greenhouse, Mushroo
$93.90 - $108.90
Shipping: $37.30/set
Min. Order: 1 set
Add to cart
Fish Finder Wireless Sonar Sensor 45 meters (147 feet) / 0.7 meters (2 feet) Depth LCD Display 200M Wireless Range for Sea, Ice
$50.53 - $56.14
Shipping: $31.80/piece
Min. Order: 1 piece
Add to cart
Digital Socket Tester Receptacle Detector with Red Light Test Result Indicator Outlet for GFCI / Standard 3-Wire 120V Receptacle
$5.66 - $6.81
Shipping: $5.60/piece
Min. Order: 5 pieces
Add to cart
Smart Air Detector Analyzer Air Quality Monitor CO2 Meter, TVOC, Humidity, Temperature, PM2.5, PM1.0 W/ Relay Output APP Control
$79.27 - $87.84
Shipping: $19.89/piece
Min. Order: 5 pieces
Add to cart
Dual Differential Manometer Gas Pressure Tester Meter, Backlight 12 Selectable Units Air Pressure Gauge W/ Data Storage Function
$32.50 - $36.11
Shipping: $7.46/piece
Min. Order: 5 pieces
Add to cart
EMF Meter Electromagnetic Radiation Detector 5Hz~3.5GHz Rechargeable EMF Detector Temperature Tester
$13.90 - $15.69
Shipping: $28.00/piece
Min. Order: 1 piece
Add to cart
Professional Networking Cable Tester Inspection Device Tracer Wire Tracker With Earphone for Telephone, Internet, Wiring
$17.95 - $20.25
Shipping: $31.80/piece
Min. Order: 1 piece
Add to cart
Grain Moisture Meter Water Content Analyzer with 9" Metal Probe for 14 Grains Wheat Corn Rice Peanut Soybean
$10.11 - $12.16
Shipping: $10.14/piece
Min. Order: 5 pieces
Add to cart
Insulation Resistance Tester 250V / 500V / 1000V Output Voltage Megohmmeter Large LCD Display w/ Blacklight and Buzzer Alarm
$25.32 - $28.57
Shipping: $19.89/piece
Min. Order: 5 pieces
Add to cart
Best Quality Pintype Wood Moisture Meter Humidity Tester Detector With Alert Function for Plaster, Drywall, Concrete Floors
$10.65 - $12.81
Shipping: $7.46/piece
Min. Order: 5 pieces
Add to cart
10X 25X Foldable Handheld Magnifying Glass with Light and Stand, 5LED and 2UV Light Illuminated Magnifying Glass, Hands Free
$3.92 - $4.71
Shipping: $28.00/piece
Min. Order: 1 piece
20 sold
Add to cart
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