Yieryi 3 in 1 TDS EC meter conductivity meter TDS PH tester Water Quality Purity Tester 
    
   
  Fetures:
   	- Locking function: easy to read and record, the instrument will lock the readings;
  	- 5 minutes automatic shutdown function, the battery will not leak;
  	- Saves measurements for convenient reading and recording New Arrival
  	- Auto-off function: turns off meter after 5 minutes of non-use to conserve batteries
  	- Automatic temperature compensation
  	- Shift between TDS and Conductivit
  	- to test the filter water quality purity,to check the performance of your water filter, to check for hardness (1grain=17ppm)
  
     
  Specifications:
    	- Color: White
  	- Conductivity: 0—5000ppm
  	- TDS: 0-9990ppm
  	- Degrees Celsius: 0.1-80.0C
  	- Degrees Fahrenheit: 32.0-176.0F
  	- Accuracy: ±2%
  	- Size: about 15.2cm*3cm*1.4cm/5.98"*1.18"*0.55"
  	- This product requires a 3V CR2032 button battery(battery is included)
  	- Item Material: Plastic Shell
  	- Case Material: Synthetic Leather
  
     
  Package list:
   	- 1 x Water Quality Tester
  	- 1 x User Manual
  	- 1 x Carrying Bag
  	- 3 x 3V CR2032 button battery
  
   
  How to use:
   	- Please pull off the protective cover of the electrode before use;
  	- Press the key and put the electrode into the solution to be tested;
  	- After the value is stable, press the HOLD button to take out the reading;
  	- After reading, press the key to open, wipe the electrode clean and protect the electrode into the condom;
  
   
        The instrument displays the TDS value. If you want to measure the conductivity of the solution, please touch the SHIFT key automatically and switch the instrument automatically
  