2024 Best-selling M1 Portable Digital TDS Water Meter Tester

Ultra-Sensitive Probe
High-precision sensor detects TDS levels instantly with ±2% accuracy, ensuring reliable readings for water quality analysis.
Premium Build & Portability
Durable ABS housing with ergonomic design, compact and lightweight (only 60g) for on-the-go testing.
Wide Application
Ideal for reverse osmosis systems, aquariums, hydroponics, and drinking water testing—perfect for homes, labs, and outdoor use.
Low-Cost Efficiency
Budget-friendly without compromising performance, backed by a 1-year warranty. Bulk discounts available for wholesale buyers.
One-Button Operation
Simple auto-calibration and automatic temperature compensation (0-80°C) for hassle-free use.
Global Compliance
CE and RoHS certified, meeting international safety standards.
Best Value Guaranteed
Direct factory pricing ensures unbeatable wholesale rates for bulk orders.