10-in-1 Water Quality Tester Pen – Precision Monitoring for Any Aquatic Environment

Multifunctional Testing
– Measures PH, TDS, EC, SALT, TEMP, S.G, ORP, H2, Fertility, and Resistivity in one compact device for comprehensive water analysis.
High-Precision Sensors
– Advanced electrode technology ensures ±0.01 accuracy for PH and ±1% for TDS/EC, delivering lab-grade reliability for professional and home use.
Durable & Portable Design
– Reinforced ABS casing with IP67 waterproof rating and anti-slip grip, built for fieldwork, aquariums, pools, hydroponics, and industrial applications.
Instant Calibration & Auto-Temp Compensation
– Pre-calibrated for immediate use with automatic temperature adjustment to eliminate errors in fluctuating environments.
Wide Applications
– Ideal for aquarists, pool maintenance, agricultural testing, brewing, and laboratory research with a broad measurement range (0-14 PH / 0-9999ppm TDS).
Backlit LCD & Long Battery Life
– Clear high-contrast display with energy-efficient design for 500+ hours of continuous operation on a single CR2032 battery.
Global Compliance
– CE/RoHS certified, meeting international safety standards for hassle-free shipping and bulk procurement.
Lowest Price Guarantee
– Direct factory sourcing ensures unbeatable wholesale rates for bulk orders without compromising quality.