Accurate and reliable 3-in-1 measurement; This water quality tester combines three essential functions: TDS (Total Dissolved Solids), EC (Electrical Conductivity), and temperature, providing a complete assessment of water purity in a single reading. IMPORTANT NOTE: Normal distillation or filtration makes virtually no change to the TDS value!

Smart backlit display; Features a digital display with automatic backlighting: green (≤40 ppm) for pure water and red (>40 ppm) for water requiring monitoring. Quick and easy reading, even in low-light environments.

Wide measuring range and high accuracy; Measures from 0 to 990 ppm, ideal for testing drinking water, aquariums, hydroponic systems, RO filters, swimming pools, spas, and more. High sensitivity for reliable results.

Compact, lightweight, and easy to use; One-button operation for extremely simple use. Portable design with a quality leather case included, perfect for travel, the lab, or home. A versatile tool for everyday life; suitable for testing tap water, spring water, bottled water, filtered water, or distilled water. A must-have for health-conscious families, gardeners, and aquarium enthusiasts.