Wellon Gold 5G TDS Meter and pH Meter Combo, 0.05ph High Accuracy Pen Type pH Meter +/- 2% Readout Accuracy 3-in-1 TDS Temperature Meter

pH meter : ✔ Range 0 to 14 Big Screen Display✔ Accuracy: 0.01 pH ✔ ATC : 0°C - 80°C pH meter : ✔ Gives you accurate information. ✔ 5 Minutes Auto Shot Off Function TDS Meter : Gold 3 in 1 TDS Meter TDS, Productivity & Temp Water Monitoring Device TDS Meter : Measuring Range -1) TDS:0~9990ppm, 2)Conductivity : 0~9990 us/cm ✔ Calibration : Factory Calibrated ✔ Easy to check Wellon Gold 3 in 1 TDS Meter TDS, Productivity & Temp Water Monitoring Device Measuring Range -1) TDS:0~9990ppm, 2)Conductivity : 0~9990 us/cm Calibration : Factory Calibrated Auto shut off - 5 Minutes, Accuracy : +-0.1C, Temperature:0-99 C & 32-212 F Smart Function : Auto checking & lock, TDS40ppm -Red Light ✔ Range 0 to 14 Big Screen Display ✔ Accuracy: 0.01 pH ✔ ATC : 0°C - 80°C ✔ Gives you accurate information. ✔ 5 Minutes Auto Shot Off Function ✔ Easy to check ✔ This PH Meter is already calibrated. You can directly use it.