Fast & Accurate Water Testing: Featuring advanced open-alloy electrodes and a smart chip, the QNCIGER TDS Meter Digital Water Tester delivers highly accurate water quality readings in just 2 seconds. With a measurement range of 0-9990ppm and an accuracy of ±2%, it ensures quick and reliable results for your water testing needs.

Clear LCD Display with One-Button Lock: Designed for ease of use, the vertical LCD screen provides clear and easy-to-read digital results. The one-button lock function allows you to freeze the reading for convenient viewing, making it easier to monitor your water quality, whether testing tap water, aquarium water, or other sources.

Compact & Portable Design: Weighing only 30g, this TDS meter is one of the smallest and most lightweight testers available. Its sleek, minimalist design is easy to carry, making it ideal for home water testing and outdoor activities like camping and hiking.

User-Friendly Operation: Simplify your water testing with an intuitive one-button measurement and locking system. No complicated setup or calibration is required, making it perfect for homeowners and outdoor enthusiasts who value convenience and efficiency. This TDS meter is ideal for testing drinking water and ensuring safety.

Versatile Applications: Suitable for a wide range of uses, including drinking water testing, aquarium maintenance, pool monitoring, and outdoor water checks. Ideal for families concerned about water quality and adventurers who need on-the-go testing, the QNCIGER TDS Meter works seamlessly as a water tester for drinking water and other applications.

100% QUALITY WARRANTY -- We supply Quality Warranty more than 6 months. If your TDS Meter was broken or you got a defective, please don`t hesitate contact our customer service team, they will serve you enthusiastically