5-in-1 Water Quality Tester Pen – Precision Monitoring for Multiple Applications

Multi-Parameter Testing
Simultaneously measures pH, TDS (Total Dissolved Solids), EC (Electrical Conductivity), temperature, and salinity with high accuracy—ideal for pools, drinking water, aquariums, hydroponics, and cooking.
Premium Build & Advanced Sensors
Features durable ABS housing and corrosion-resistant titanium alloy electrodes for long-lasting performance. Automatic temperature compensation ensures reliable readings in varying conditions.
Instant & User-Friendly
One-touch operation with a large LCD screen for clear, real-time results. Auto-calibration function minimizes maintenance while delivering lab-grade precision.
Versatile Applications
Perfect for home water safety checks, commercial aquaculture, hydroponic farming, and food preparation. Compact, portable design fits in pockets or toolkits for on-the-go testing.
Bulk Purchase Advantage
Exclusive wholesale pricing for large orders—stock up on essential water testing tools without compromising quality or budget.