7-in-1 Water Quality Tester Pen – Precision Hydration Monitoring Made Simple

Professional-Grade Accuracy
Engineered with high-sensitivity electrodes and advanced digital calibration, this tester delivers laboratory-grade precision for pH, TDS, EC, temperature, and more. The corrosion-resistant titanium alloy probe ensures durability in harsh environments.
Instant Multi-Parameter Analysis
Test drinking water, aquariums, pools, or hydroponics in seconds—no lab equipment needed. The large backlit LCD displays real-time readings with ±0.01 pH resolution and 0-9990 ppm TDS range.
Portable & User-Friendly
Weighing only 60g with a pocket-sized design, it’s ideal for on-site inspections. Automatic temperature compensation (ATC) and a replaceable battery enhance field reliability.
Trusted for Health & Safety
FDA-compliant materials and IP67 waterproof casing make it essential for households, brewers, gardeners, and environmental professionals. Includes a protective cap and calibration solutions.
Bulk Order Advantage
Direct-from-factory pricing with wholesale discounts—guaranteed lowest global rates for bulk buyers. Custom OEM/ODM options available.