Water Quality TDS Tester Meter Filter Purity Test Pen

This Digital LCD Pen Stick TDS Meter is 100% brand new and high quality. Press the ON/OFF button when you want to turn on/off the tester. And the hold button is aimed at saving measurements for convenient reading and recording. But please remember to press the hold button when you get the tester out of water, and then its hold funtion works.

Features:
Measurement range of 0-9990ppm and +/- 2% highly accurate and quick readings
Auto-off function: the meter shuts off automatically after 10 minutes of non-use to conserve batteries. Display: large and easy-to-read LCD screen
Measurement Range: 0-9990 ppm. From 0-999 ppm, the resolution is in increments of 1ppm. From 1000 to 9990 ppm, the resolution is in increments of 10ppm
Lightweight, handheld design for portability and convenience; +/- 2% Readout Accuracy
Pocket-size unit is also ideal for home or laboratory hydro-electrical conductivity testing. Ideal for water TDS testing like aquariums, swimming pools, water filters, and more

Specifications:
Range:0 - 9999mg/L
Resolution:1 mg/L
Accuracy: +- 2% F.S
Working temperature:0 - 50C
Size:150mm×27mm×20mm
Power supply:2 x 3V CR2032 batteries(not included)
Weight: 46g