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GAIN EXPRESS HOLDINGS LIMITED
HK
13
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
Soil PH Meter With Pointer Sensor For Gardener Indoor Outdoor Garden Farm Lawn Household
$9.19
(Min. Order) 30 pieces
PH Electrode BNC Socket 0.00-14.00 pH Range And 300cm Cable 2 Calibration Solution(OEM Packaging Available)
$8.04 - $9.67
(Min. Order) 1 set
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
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Professional Multi-parameter ORP Water Quality tester pH/ORP/Temp/Cond/TDS/Salt with ORP probe, Replaceable Probe
$97.56 - $108.11
Shipping: $31.80/set
Min. Order: 1 set
Add to cart
6-in-1 Pen type Water Quality Tester Multi-Parameter pH meter Temp. EC ORP TDS SAL Optional ORP Probe(OEM available)
$73.17 - $81.08
Shipping: $31.80/set
Min. Order: 1 set
5 sold
Add to cart
pH / EC / Temperature Meter ATC 3 in 1 Waterproof Combo Multi-Parameter Tester Pool Spa Drinking Purity
$15.80 - $17.83
Shipping: $28.00/piece
Min. Order: 1 piece
Add to cart
Smart Mini WIFI 5-in-1 Water Quality Tester pH/TDS/SALT/S.G. & Temp Meter TUYA Smart App for Aquarium Hydroponics Pool Aqua
$25.22 - $28.46
Shipping: $11.34/piece
Min. Order: 5 pieces
Add to cart
Digital Pentype 3-in-1 Salinity & Temp Meter Tester NaCl Water Quality ATC Food Pool Cooking Seawater (OEM Packaging Available)
$22.81 - $25.74
Shipping: $28.00/set
Min. Order: 1 set
Add to cart
Digital Online pH & Temperature Continuous Monitor Meter for Pool Pond Spa Tank 2-point Calibration w/ pH Electrode & Temp Probe
$23.70 - $27.20
Shipping to be negotiated
Min. Order: 20 pieces
Digital pH Meter 2-point Calibration Online w/ pH Electrode & Temp Probe for Pool Pond Spa Tank (OEM Packaging Available)
$23.72 - $26.49
Shipping to be negotiated
Min. Order: 50 sets
NEW Pentype 7-in-1 PH Meter TDS/EC/ORP/Salinity/S.G./Temp. Tester For Drinking Water, Aquariums, Pool (OEM Packaging Available)
$15.02 - $16.95
Shipping: $6.36/piece
Min. Order: 5 pieces
Add to cart
3-007R TDS EC Temperature 3-in-1 Portable Digital Water Quality Meter with Aluminium Titanium Alloy Probe
$1.88 - $3.78
Shipping to be negotiated
Min. Order: 5 pieces
Waterproof pH Meter 0~14 Temperature Thermometer Aquarium Pool Water Quality Tester Replaceable Electrode
$15.50 - $17.80
Shipping to be negotiated
Min. Order: 20 pieces
Made in Taiwan/Digital 6-in-1 MultiFunction Pentype Water Quality Meter pH Temperature Conductivity TDS Salt Tester optional ORP
$73.17 - $81.08
Shipping: $31.80/piece
Min. Order: 1 piece
2 sold
Add to cart
5-in-1 Water Quality Multi-parameter Wall-mountable PH EC CF TDS (ppm) Temperature Test Meter Backlight Pond Drinking
$43.46 - $48.29
Shipping: $31.80/piece
Min. Order: 1 piece
Add to cart
Multi-parameter 5-in-1 Water Quality Meter Wall-mountable PH EC CF TDS (ppm) Temperature Tester (OEM Packaging Available)
$43.46 - $48.29
Shipping: $31.80/set
Min. Order: 1 set
Add to cart
pH TDS EC Temperature 4 in 1 Multifunctional Digital Portable Water Quality Meter with Backlight
$15.38 - $20.00
Shipping to be negotiated
Min. Order: 1 piece
Digital 3-in-1 Portable pH TDS Temperature Water Quality Meter High Accuracy with Backlight
$13.74 - $21.90
Shipping to be negotiated
Min. Order: 1 piece
5-in-1 Multi-Parameter Pentype Water Quality Tester (pH / TDS / EC / Temp / Salinity) Waterproof Digital Meter for Lab Household
$25.14 - $28.37
Shipping: $28.00/piece
Min. Order: 1 piece
Add to cart
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