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eal***
Use:Salinity specific gravity measurement of seawater;
$122.4
28 days ago
anf***
Use:Freshwater culture;
$51.0
8 days ago
wtg***
Use:mariculture;
$173.4
28 days ago
keo***
Use:Salt spray test;
$30.6
48 days ago
krx***
Use:Food processing;
$30.6
22 days ago
szg***
Use:Salt production;
$122.4
41 days ago
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Customer Reviews

Multi Functional Water Testing Pen for pH EC TDS and Salinity
$10.2
Use:
Freshwater culture
Salinity specific gravity measurement of seawater
Food processing
Salt production
mariculture
Salt spray test
Quantity:
Add to Cart
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Features
Accurate Multi-Parameter Water Testing
Measure pH, EC, TDS, and salinity with lab-grade precision using advanced sensor technology. Ideal for hydroponics, aquariums, pools, and drinking water quality checks.
Durable & Portable Design
Premium corrosion-resistant probe and shockproof ABS casing ensure long-term reliability. Compact pen shape fits in pockets for on-the-go testing.
One-Click Smart Calibration
Auto-temperature compensation and single-button calibration simplify operation. No technical expertise required for instant results.
Large LCD with Auto-Shutoff
Clear backlit display shows real-time readings. Energy-saving feature extends battery life during fieldwork or commercial use.
Bulk Purchase Advantage
Direct-from-factory pricing with wholesale discounts. Ships globally with certified performance consistency across all units.
Industry-Proven Performance
Trusted by aquaculture farms, greenhouse growers, and water treatment facilities for daily monitoring. Complies with ISO accuracy standards.
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