3 in 1 TDS Meter, Govee Accurate Water Quality Tester with Backlit Screen, TDS, EC and Temperature Between 0-9999 ppm Portable Water Tester with ATC for Drinking Water, Aquariums, Water Test Kit

Widely be used for all Water Quality Testing, Water Purification Applications, Aquaculture, Hydroponic, Pool & Spa, Colloidal Silver, Water Treatment and more. It's a must have handy tool for every household, testing for tap water, filtered water, distilled water, bottled water, well water, refrigerated water, etc.

Features:
* Automatic Temperature Compensation(ATC)
* Equipped with backlit LCD for easy reading.
If TDS≤40, the backlit color is green,
If TDS>40, the backlit color is red.
* Auto-Lock Function: From test beginning, the reading can be stabilized in seconds, and locked automatically for easy read and record.
* Hold Function: Before reading locked automatically, the reading can be locked manually if press "HOLD".
* Factory Calibrated: No need to calibrate after receiving.
* Auto-Off in 2 Minutes to conserve battery.
* Includes a protective carrying case with belt clip, easy to carry.

How to use:
1, Remove the protective case and press ON/OFF button.
2, Immerse the TDS meter into the water.
3, Stirring the water tester and waiting the display stabilizes.
4, Wipe the meter with towel.
5, Press ON/OFF for 3 seconds and it will shut down.

Note:
1, Don not drop the entire TDS meter in the water or dip beyond the maximum immersion level.
2, Do not store the water tester under high temperature or direct sunlight.
3, Do not strike, press or flop.

Specifications:
* Measuring Range:
TDS: 0 - 9999 ppm (parts per million)
Conductivity: 0 - 9999 µs/cm
Degrees Celsius: 0.1 - 00.0°C
Fahrenheit: 32.0 - 212.0°F
* Accuracy: ± 2% F.S