The world’s only portable, fast reading tensiometer. Accurately measures soil water tension. Supplied with coring tool and carrying case. 2 sizes available. The quickdraw soil moisture probe is an accurate, portable, inexpensive means for measuring the moisture available in the soil for plant uptake. The quickdraw probe is ready for immediate use and requires no adjustment or calibration. No batteries are required and its ease of maintenance means that these tensiometers give years of continuous, trouble free service. Used extensively and accepted enthusiastically by farmers, growers, groundsmen and agronomists, world-wide. The coring tool is first used to core an access hole to the desired depth of measurement. The tensiometer is then inserted into the access hole and the ceramic sensing tip is placed in contact with the soil. The Null knob can be used to reach equilibrium and provide a measurement more rapidly.