The LCD screen is convenient for reading and recording data and stores readings for easy reading and recording, and the digital LCD TDS meter is used to test the purity of the filter water quality, to check the performance of your water filter and to check the hardness (1 grain = 17 ppm) .To ensure that you always drink clean and safe water, the TDS tester is recommended for every family.
Auto-off function: Switch off the meter after 5 minutes of non-use to save the battery
Automatic temperature compensation function when the meter is in measurement mode.
You can switch between TDS and conductivity by clicking the SHIFT key, double-clicking the SHIFT key, and switching between Celsius temperature and Fahrenheit.
Powered by 1 PC 3V CR2032 battery（not incl） that can process approximately 1000 hours continuously, ideal tools for water purifiers, swimming pools, laboratories in waterworks, CDC, aquaculture farms, hospitals etc.

3 in 1 TDS EC Meter Temperature Digital LCD Water Testing Pen Purity Filter with 4 Different Modes Water Level Tester


Features:
-3 in 1 Digital TDS meter can provide accurate readings of TDS EC and temperature.
-TDS instrument has automatic temperature compensation in measurement mode.
-5 minutes automatic shutdown. Save power and extend battery life.
-Multi mode conversion: there are 4 different modes for TDS EC instrument. Press shift to switch between different modes.
-Mode memory function. Each startup mode is the default mode used before shutdown.

Description:
-TDS water meter is a professional water level tester with simple operation, fashionable appearance and small volume.
-It is very suitable for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, laboratory and scientific testing, pool, ecological testing, colloidal silver, water treatment, etc.

Specifications:
Measurement range: conductivity: 0-9990 μ s / cm
TDS:0-9999ppm
Temperature range: 0.1-80.0℃(32.0-176.0℉)
Accuracy: ± 2%
Material: ABS
Size: 154 * 30 * 14mm/6.06*1.18*0.55"