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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
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
Gloss Surface Meter 0.1-200 GU Tester Meter 20deg 45deg 75deg for Ceramics Films Textiles Rechargeable Reflectometer Triple
$216.87 - $227.85
(Min. Order) 1 piece
3-in-1 Digital EC / CF / TDS Meter Combo Water Quality Tester IP65 Waterproof Conductivity with ATC (OEM packaging available)
$20.65 - $23.30
(Min. Order) 1 set
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
23 orders
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
CO2 Carbon Dioxide Monitor & Controller (Relay Function) w/ Remote Sensor for Home, Office, Hospital (OEM Packaging Available)
$93.90 - $108.90
(Min. Order) 1 piece
5 orders
All products
New
Customizable
Ready to Ship
Digital Non Contact Tachometer Gasoline Engine 50.0~9,999 r/min for Motor Machine Fan Chemical Fiber Automobile Airplane Steamer
$87.07 - $96.49
Shipping: $28.00/piece
Min. Order: 1 piece
Add to cart
Pentype EC Conductivity Meter Tester 0-19.99ms/cm for Hydroponics, Aquaculture, etc. (OEM packaging available)
$7.00 - $8.30
Shipping to be negotiated
Min. Order: 40 sets
LUCKY 2-in-1 Fishfinder 328ft/100m Wireless Coverage Waterproof Design 6M Wired 100M Depth Capability (OEM Packaging Available)
$71.09 - $78.99
Shipping: $19.89/set
Min. Order: 5 sets
Add to cart
110V Circuit Breaker Finder Electric Tool Receiver Transmitter Fuse Locator
$17.22 - $19.43
Shipping: $11.34/piece
Min. Order: 5 pieces
Add to cart
2-in-1 pH TDS Digital Monitor Aquarium Pool Hydroponic Spa Water Quality Tester Tool Replaceable pH Electrode
$18.64 - $21.04
Shipping: $28.00/piece
Min. Order: 1 piece
Add to cart
2-in-1 Protractor Ruler Digital Angle Finder Meter 300mm each arm(600mm) + Stable Locking Function (OEM Packaging Available)
$13.79 - $15.57
Shipping: $7.46/set
Min. Order: 5 sets
Add to cart
20x Jewelry Loupe 21mm 6 LED Magnifier Foldaway W/ Synthetic Leather Case For Watchmaker, Hobbyists (OEM Packaging Available)
$10.13 - $12.19
Shipping: $14.00/set
Min. Order: 2 sets
Add to cart
Portable Bevel Box Inclinometer Spirit Level w/ Magnets 360 degree +/-180 degree Accuracy (OEM Packaging Available)
$23.98
Shipping to be negotiated
Min. Order: 20 sets
Pocket Diamond Tester UV Light Gemstone Tool Selector
$29.75 - $33.57
Shipping: $28.00/piece
Min. Order: 1 piece
2 sold
Add to cart
Handheld Digital Grain Moisture Meter 8-20% Tester Rice Corn Wheat Paddy with FREE 2-pin Probe
$47.50 - $52.78
Shipping: $23.66/piece
Min. Order: 5 pieces
10 recent viewed
Add to cart
Digital Bevel Box / Inclinometer / Protractor with Spirit Level Built-in Magnetic Base & Always Upright LCD
$22.94 - $25.89
Shipping: $7.60/piece
Min. Order: 1 piece
Add to cart
Digital Angle Gauge Level Protractor 0deg~360degrees Inclinometer 1 magnet Groove Side with Backlight
$13.90 - $19.90
Shipping to be negotiated
Min. Order: 1 piece
LUCKY Fish Finder Detector RU Version, 100m (328ft) Wireless & 45M (148ft) Depth Waterproof (OEM Packaging Available)
$68.00 - $76.90
Shipping: $28.00/set
Min. Order: 1 set
Add to cart
Sound Level Meter Digital Noise Meter 30~130dBA LCD display with Backlight +/-1.5dB Accuracy
$9.50 - $11.20
Shipping to be negotiated
Min. Order: 10 pieces
Pocket Size PH Meter 0.00~14.00pH Range Best for Educational Purposes W/ Removable Electrode
$11.30 - $13.50
Shipping to be negotiated
Min. Order: 10 pieces
15x 21mm Optic Magnifier Glass Loupe 6 LED & UV Light Black Frame Achromatic Foldaway Pocket (OEM Packaging Available)
$10.82 - $13.02
Shipping: $14.00/set
Min. Order: 2 sets
Add to cart
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