Portable Water Tester Meter TDS-3 Water Quality Tester Pen

Ultra-Precise Measurement
Advanced sensor technology delivers instant and accurate TDS (Total Dissolved Solids) readings from 0-9990 ppm with ±2% accuracy, ensuring reliable water quality analysis.
Durable & Portable Design
Built with high-grade ABS plastic and stainless steel electrodes for corrosion resistance. Compact pen-style design fits easily in pockets or bags for on-the-go testing.
Easy One-Button Operation
Simple auto-calibration and automatic temperature compensation (ATC) ensure hassle-free use, ideal for home, travel, or outdoor activities like camping and hiking.
Multi-Scene Application
Perfect for testing tap water, filtered water, aquariums, pools, hydroponics, and industrial water systems. Essential for health-conscious families and professionals.
Long Battery Life
Includes a replaceable LR44 battery with low-power standby mode, providing extended usage without frequent replacements.
Affordable & Bulk Discounts
Direct wholesale pricing with volume discounts ensures unbeatable value for bulk buyers and resellers.
Certified Quality Assurance
Complies with international safety standards, backed by a 12-month warranty for worry-free purchases.