HiYi Portable Water Quality Analyzer 9990ppm Digital Display TDS Meter Water Tester Pen
It could test the quality of water ,and could test different types of water ,like tap water,plain boiled water,barreled purified water, water purifier filter water and etc
it has different steps
0-50----high purity
50-100---higher purity
100-300 purity general
300-600---furring
600-1000---poor taste
more than 1000--unfit for drinking
Ideal for commercial use. Includes a carrying case with belt clip.
Highly efficient and accurate due to its advanced microprocessor technology.
Hold Function: saves measurements for convenient reading and recording.
Auto-off function: the meter shuts off automatically after 10 minutes of non-use to conserve batteries.
Built-in digital thermometer
Material plastic
Color white
TDS range 0-9990ppm
Accuracy 0.2%
Dimension 156X30X20 mm
Weight 69g
Battery 2x1.5V