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Shangqiu Shuangyang Environmental Protection Technology Co., Ltd.
6yrs
Henan, China
Main categories: PH Meter, TDS Meter, Salinity Meter, Soil Tester, Multi Functional Water Quality Testing Pen
Top picks

Product categories

High Quality Portable Mini Water Purity Tester Easy-to-Use TDS EC Meter Accurate Superb Original Water Quality Tester
$1.49-1.79
Min. order 5 pieces
Manufacturer's Best Price 2-in-1 TDS Meter and PPM Meter Water Quality Monitor OEM and ODM Supported
$0.93-1.08
Min. order 5 pieces
M2 Portable Pen Digital TDS Meter Filter Measuring Water High Quality Purity Tester Rang 0-9990Ppm With Battery
$0.71-0.89
Min. order 5 pieces
7-in-1 Water Quality test Pen PH/TDS/EC/ Salinity /SG/ORP/ Temperature Portable Multi-functional ph test Pen
$19.40-21.00
Min. order 5 pieces
5 sold
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Hot Selling 3-in-1 Digital Soil pH Meter Durable Plastic Design for Garden Farm Lawn-OEM & ODM Supported
$1.25-1.35
Min. Order: 5 pieces
85 sold
Factory Price PH Meter with 3-Point Calibration Powder Customizable OEM Support 6.86/4.01/9.18
$0.19-0.27
Min. Order: 1000 pieces
1884 sold
High Quality Portable Mini Water Purity Tester Easy-to-Use TDS EC Meter Accurate Superb Original Water Quality Tester
$1.49-1.79
Min. Order: 5 pieces
5-in-1 Industrial Water Quality Tester Pen PH/EC/Salinity/TEMP/TDS Multifunction Detector with OEM Support
$9.86-10.72
Min. Order: 2 pieces
8 sold
Digital Soil Moisture Meter Soil Meter for Plants Water Meter Nutrient Soil test Meter
$1.27-1.48
Min. Order: 5 pieces
1351 sold
Best Price 3-in-1 Digital Soil pH Meter Durable Plastic Design for Garden Farm Lawn Handheld Instant Reading Soil ph Sensor
$1.25-1.35
Min. Order: 5 pieces
Portable PH Meter for Cream Milk Fruits Bread Dough Cosmetics Sushi Rice Meat Oils OEM Customizable Factory Price Hot Sale
$14.90-15.90
Min. Order: 1 unit
59 sold
High Precision 4-in-1 Soil PH Meter Temperature Sunlight Moisture Tester High Sensitivity Pointer OEM Customizable Plastic ODM
$2.30-2.50
Min. Order: 2 pieces
690 sold
High Precision 3-Point Calibration PH Meter Buffer Solution 6.86/4.01/9.18 Customizable OEM Support
$0.05-0.10
Min. Order: 1000 pieces
101 sold
2025 Factory Price Classical Style Pen Type TDS-3 2 in 1 TDS Temp 0-9999 Ppm TDS Meter for Drinking Water test
$0.93-1.08
Min. Order: 5 pieces
2005 sold
OEM ODM Portable 5-in-1 Soil Tester PH Meter for Horticulture and Farming Measures Moisture Sunlight Temperature Humidity
$6.20-6.50
Min. Order: 5 pieces
12 sold
Good Quality Household Water Quality Tester Support Color Customization PH Meter Test Drinking Tap Water Plain Fish tank
$2.90-3.27
Min. Order: 10 sets
5 sold
Digital PH Meter Tester Manufacturers Low Price With Auto Calibration Digital Portable PH Meter for Water ph test
$1.59-1.79
Min. Order: 2 pieces
595 sold
Best Price Handheld TDS Meter Water Quality Test Pen Plastic Industrial Water Tester by Manufacturer with OEM Support
$0.74-0.80
Min. Order: 10 sets
7-in-1 Water Quality test Pen PH/TDS/EC/ Salinity /SG/ORP/ Temperature Portable Multi-functional ph test Pen
$19.40-21.00
Min. Order: 5 pieces
5 sold
Waterproof Digital Display Soil EC Conductivity test Pen Conductivity Tester Soil Salinity Tester
$26.31-28.70
Min. Order: 10 pieces