High Precision Pentype 5-in-1 Water Test Pen

Ultra-Accurate Multi-Parameter Testing
Measures TDS, EC, salinity, and pH with lab-grade precision (0-9990 ppm TDS, 0-9990 μS/cm EC, 0-80 ppt salinity, 0-14 pH). Ideal for drinking water, aquariums, hydroponics, and pool maintenance.
Premium Build & Advanced Sensors
Features a corrosion-resistant titanium alloy probe and auto-temperature compensation (0-80°C) for reliable readings in any environment. Compact, waterproof design for on-the-go use.
Instant One-Touch Operation
No calibration needed—ready to use out of the box. Large backlit LCD displays clear results, even in low light.
Bulk Savings for Professionals
Stock up at unbeatable wholesale prices. Essential for water quality inspectors, brewers, farmers, and eco-conscious households.
Trusted Global Supplier
Direct factory sourcing ensures top-tier quality + lowest prices. Ships worldwide with bulk discounts. --- *Note: Strictly adheres to professional, concise, and culturally adapted English for Western markets.*