3 In1 Portable Handheld Digital Ph Meter/Lcd Tds Ec Water Purity Ppm Tester Pen

Steps for usage: Before use, please remove the electrode protective sleeve; Press the key and put the electrode into the solution to be tested; After the value is stable, press the HOLD key to take out the reading; After reading, press the key, wipe the electrode clean, and put the electrode protection sleeve into it; Instrument characteristics Lock function: easy to read and record, the instrument will lock the reading; 5 minutes automatic shutdown function, the battery will not run out; TDS & conductivity switching: The meter displays the TDS value at the factory. If you want to measure the conductivity of the solution, please gently touch the SHIFT key, the meter will automatically switch; The temperature automatic compensation instrument has an automatic temperature compensation function in the measurement mode; Temperature switch: Touch the SHIFT key twice in a row to switch between degrees Celsius and Fahrenheit, the meter defaults to degrees Celsius; Maintenance: Keep the electrode clean and cover the electrode protective sleeve. If not used for a long time, please take out the battery How to calibrate TDS Meter: 1.In the water, hold the temp key for 3 seconds, release the hand when the screen font flashes. 2.Press temp is "plus", hold is "-". 3.Adjust the value. 4.Press the temp key for 3 seconds. Calibration ends when the screen font does not flash. Kindly Note: Do not drop the entire TDS meter in water or dip beyond the maximum immersion level (approximately 2" - refer to manual for further information). This unit is not water-tight and will be damaged if water enters the unit. Specifications: 100 New Brand and High Quality Product Name:Water Purity Tester Material: Plastic Color: Blue Conductivity: 0-9990us/cm TDS: 0-5000ppm Celsius: 0.1-80.0Celsius Fahrenheit: 32.0-176.0Fahrenheit Accuracy: 2 Size: As picture Package Included: 1 Pc*Water Purity Tester Note: 1.Due to the different monitor and light effect, the actual color of the item might be slightly different from the color which is showed on the pictures. 2. Please forgive 0.39in-1.18in measuring deviation due to manual measurement. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.