Water Quality Tester Portable TDS Pen Tester High Precision Digital LCD TDS Meter, Electrolyzer Tester Water Purifier Test Pen, Ideal for Drinking Water, Aquariums, etc.

With this TDS tester you can check any time on your water filtration, ensuring that you and your family won't be exposed to unhygienic drinking water. A versatile tool that saves you money while providing the best for your health.

Features:
Provides accurate and reliable test readings. Wide measurement range: It can measure 1-9990PPM (display above 999PPM, the value should be X10).
Wide application temperature: can work at 0-50 ℃, and can be stored at minus 30 ℃.
Long battery life: 2 pieces of CR1620 3V battery, can be used for more than 3 years.
10 minutes without operating the automatic shutdown function, saving battery.
Low-power backlight is convenient for testing at night and in dark places.
Large, easy to read LCD screen and data-hold function makes reading and recording a snap.
Reasonable design: The pen tip electrode can be directly inserted into the measured aqueous solution for measurement, and the pen case can also be used as a container for the measured aqueous solution, which is extremely convenient.
Pocket size and Automatic temperature compensation.
Widely Use: ideal for all water quality testing, water purification applications, waste water regulation, aqua culture, hydroponics, laboratory and scientific testing, pools, water treatment and more.

Specifications:
Accuracy: ± 2%
Measurement range: 0-9999ppm(display above 999PPM, the value should be X10)
Resolution: ＜1000,1ppm；≥1000,10ppm
Temperature test range：0-80°C, 32-176℉
Voltage: 3V
Color: White
Battery: 2 * CR2032 button battery, 3V
Item size: 15.5 * 3.5 * 2.3cm
Package size: 16 * 4 * 3cm / 6.3 * 1.6 * 1.2in
Package weight: 50g / 1.76oz

Package list:
1 * TDS Pen Tester