LuoLeiNa pH Meter for Water and Tds Meter 0.01 High Accuracy Lab pH Tester pH Tester Digital Pen for Water,pH & Tds Meter Combo 4 in 1 pH TDS EC Temperature Meter
- 【Accurate & reliable】PH Pen measure range of pH 0 - 14, reliable and quick readings. 3-in-1 TDS Meter: Measurement Range 0-9990ppm.
- 【Portable Design】: Comes with protective case.
- Lightweight, handheld design for portability and convenience,The mini PH and TDS meter combo allows....
- 【Easy to Calibrate pH pen】Press CAL for 5 seconds to enter the calibration mode, then press in turn to select the powders corresponding to 6.86,....
- 【LCD Digital Display 】Backlight function allows you to see the screen even in the dark.
- 【Widely Application】Good Choice for Household and Laboratory TDS & pH testing and commercial use,including test swimming pools.