Ideal for field testing soil pH in the mat, thatch and above and below the root zone for a complete pH reading of the entire root zone profile – without taking samples! Thanks to the adjustable foot, pH can be easily checked at the 1”, 2”, 3” and 4” depths to see the variation of the soil layers and determine whether pH problems exist in different layers of the profile. Simply insert the probe to desired depth, allow to stand for 60 seconds, and read the pH scale display window. For all turfgrass areas. Made from weatherproof non-corrosive metal. Readout: 3.5 to 9.0. Overall Height: 48” Tall.