100pcs/lot Digital TDS Filter Measuring Water Quality Purity Tester ph tds meter by dhl or fedex calibrate by HOLD TEMP BOTTON

Product Feature:

For this TDS TESTER, it does not includes calibration liquid,the one you get maybe not accurate,In order to ensure the accuracy of this item pls make calibration when you get the parcel

• Test the quality of various water ensuring you are enjoying the best quality water.

• Ideal for using in the following situations: drinking water water filters hydroponics aquariums food&coffee pools&spas. TDS range: 1-9999PPM/mg / L.

• Auto shut-off: 10minutes.

• Data hold. Auto temperature compensation.

• Accuracy: ±2%.

• Dimensions: 14.2*2.3*1.3(CM)
  Battery: 2×LR44 cell batter(NOT INCLUDED)

• Come with a leather case.