["brand new and high quality\nFeatures:\nMultifunctional water quality tester, which can test PH, EC, TDS, and temperature of the water.\nFast to get the testing result and can test the PH value for any 0-14PH liquid which you wanna test.\nAdopts the digital screen display with backlight, which is more clear and convenient to read data.\nCompact pen-shape design, lightweight, you can test water anywhere to get the purest water.\nUse to measure the PH & EC & TDS & TEMP of solution.\nLarge LCD screen to display the result, easy to read with high precision.\nApply in water sources, aquarium, hydroponics, spas, swimming pools, and other water systems.\n\nMeasurement range:\nTDS: 0-1999ppm, 0-19.99ppt\nEC: 0-1999uS / for cm, 0-19.99mS / for cm\nPH: 0.01-14.00pH\nTemperature: 0-50 ℃ / 32-122 ℉\nResolution:\nPH: ± 0.02PH\nEC: Shi 2% F.S\nTDS: Shi 2% F.S\nTemperature: Soil 0.5 ° C\nAuto-off: 5 minutes\nOperating temperature: 0 ~ 50 ℃\n\nFeatures: \nItem Name: Water Quality Tester\n4 in 1, Easy to Read, Portable\nMaterial: ABS\nMaterial: Plastic\nAuto Power-off: 8min\nBattery: 3 x 1.5V AG13 Battery\nCalibration: 2 Points (6.86, 4.01) or 1 Point (6.86) Calibration\nSize: 18.8cm x 3.5cm x 3.5cm/7.4\" x 1.38\" x 1.38\" (Approx.)\n\nNote:\nPlease allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\n\nPackage includes:\n1x pH meter"]