Precision 3-in-1 Chlorine Tester Pen
Accurate measurement of free chlorine, pH, and temperature with high-sensitivity sensors for reliable pool maintenance.
Durable & Portable Design
Shock-resistant ABS casing with ergonomic grip and large backlit LCD for clear readings in low-light conditions.
Quick & Easy Operation
One-button calibration and auto-off function to conserve battery life, ideal for frequent pool or spa testing.
Multi-Scene Application
Perfect for swimming pools, hot tubs, water parks, and aquaculture to ensure safe chlorine levels and water quality.
Professional-Grade Performance
Lab-tested accuracy (±0.05 ppm chlorine resolution) with replaceable electrodes for long-term use.
Bulk Purchase Advantage
Exclusive wholesale pricing for large orders, backed by global logistics support and quality assurance.