M1S Water Quality Tester Analyzer Portable TDS Meter Pen with LED Display 0‑9999ppm

Feature: 1. TDS water quality detector adopts circular arc design, which makes it more comfortable to hold. 2. Equipped with high‑definition LED display, the values are more readable and sensitive. 3. Anti‑rust and anti‑corrosion probe makes the measurement value more accurate. 4. The measuring range is 0‑9999ppm, high accuracy, small error, stable and reliable. 5. Small size, easy to carry, with numeric lock key, more convenient for measurement. Specification: Item Type: Water Quality Tester Material: ABS Model: M1S Measuring Range: 0 9999ppm (When the measured value exceeds 999ppm, the displayed value x 10) Accuracy: + 2percent Battery: 1 x 3V CR2032 Button Battery (Battery Not Included). Package List: 1 x Water Quality Tester (Battery Not Included)