Description: You can test soil acidity/moisture/temperature/pH of plant with our soil meter, helps you specialize in grasping when you need to water your plant. Metal probe detection technology strongly enhances the speed and accuracy of detecting and analyzing soil moisture and pH acidity. Just insert the sensor probe into the soil to test moisture & pH you would like to measure. No batteries needed, plug and read. Clear display screen, eady to read and record. Suitable for vineyards, orchards, field production, care growers, lawn care, gardens, fast pH and moisture references of plantation. Specification: Material: Metal Size:50x165mm/1.97x6.50inch PH Range:3-8 PH Accuracy:±0.2PH(Suitable for farming and classroom experiments) Humidity:10—80% Working Temperature: 5—50 Celsius Test Soil Depth:6cm Package Includes: 1 Piece Soil PH Detector Note: When first using the meter, insert the electrode into the soil several times to remove oil from the surface so as not to affect the accuracy of pH or humidity.