Water Quality Tester 4in1 for Aquarium EC TDS Salinity

1 A water quality test pen that can measure four parameters: total dissolved solids (TDS), electrical conductivity (EC), salinity, and temperature. 2 Not only detect the salt content of edible salt, salt water pool and koi fish pond, but also the salinity of seawater, marine, salt water fish tank salt level testing. 3 With backlight function, help you see the measurement results clearly in any situation, no need to worry about seeing the displayed value if the light is insufficient. 4 High performance, portable human mechanical design, rapid measurement, high stability, good consistency. 5 Compact size, lightweight, built-in temperature sensor, ATC (auto temperature compensation), intelligent function, high accuracy.

What's in the box
1 x Water Quality Tester