sosolar TDS & EC Digital Water Meter Pack of 2 Tap Mount Water Filter

Description Combined TDS/PPM/EC/TEMP Digital Water Meter enables you to test the quality of various sources of water. TDS/PPM/EC/TEMP Meters are essential to a hydroponic grower to ensure your nutrients are the correct strength for each stage of your plant's development. It provides 1000 hours of continuous usage, which ensures you the best quality water. Suitable for drinking water, water filters, hydroponics, aquariums, food, coffee, pools, spa, etc. Very Accurate Built-in Thermometer The hold button is aimed at saving measurements for convenient reading and recording. It also has an auto-off function, which can turn off after 5 minutes of non-use to conserve batteries. It can be used in water purifiers and filters, food and drink quality monitoring, pools, and spas, aquariums, hydroponics. The units are shipped factory calibrated so Calibration is not needed. How to calibrate: - Press and hold the ON/OFF button to turn the meter on. -Place the unit in a 500ppm TDS solution (Not Supplied) -Hold down the HOLD button for 2 seconds, The display will flash. - One reading stable now press the ON/OFF button to save Calibration Your Unit Is Now Calibrated POINT TO NOTE! TDS (pp) = EC (uSec/Cm)/2 OR TDS 500 ppm corresponds to 1000 ?S / cm or 1 EC Specifications: - Can shift between Celcius and Fahrenheit - Automatic temperature compensation - Data hold when pressed for 2 seconds - TDS range: 0-9990ppm /mg / L - Resolution: 1ppm(0-999ppm), 10ppm(1000-9990ppm) - Auto shut-off: 5 minutes - Calibration: Factory Calibration - Accuracy: +/- 2% full scale - Dimensions: H-15.3cm x L-3.2cm x W-1.4cm - Battery: 2 x 1.5v button cell battery - Colour: White - Weight: 55g What's in the box 2 x TDS & EC Handheld Digital Water Meter