Drinking Water pH Test Pen & TDS Water Quality Tester

Ultra-Precise Dual-Function Testing
Professional-grade pH and TDS meter in one compact pen. Measures pH levels (0.0-14.0) with ±0.1 accuracy and TDS (0-9990 ppm) instantly. Lab-calibrated sensors ensure reliable results for drinking water, aquariums, or hydroponics.
Durable & Portable Design
High-impact ABS casing with reinforced probe housing. Slim, lightweight (50g) with auto-off function. Fits in pockets or toolkits for on-the-go testing at home, labs, or outdoor trips.
One-Touch Operation
No complex setup—just dip, press, and read. Automatic temperature compensation (0-80°C) adjusts for accurate readings in any environment.
Multi-Scene Application
Ideal for testing tap/bottled water, pool maintenance, brewing, or farming. Essential for health-conscious families, hobbyists, and professionals.
Global Compliance
Certified by CE/RoHS. Includes 2x AAA batteries and a protective cap. Bulk orders available at unbeatable wholesale rates.
Note:
Calibrate monthly with included buffer powder (sold separately) for optimal performance.