Features 1、3 in 1 Tester: This detector device will measure EC, soil moisture and soil temperature directly in solution to optimize nutrient availability in growing systems. 2、Fast and Accurate: The soil EC Tester provides quick and easy on site EC measurements of soil and hydroponic fractions with data retention, low battery warnings. 3、Multipurpose: The probe can be used to measure nutrient solutions and can be directly measured in the root zone of a series of growth substrates such as soil, rice, vegetables, orchards, and flowers. 4、Reliable Helper: Soil testers monitor three key parameters to ensure your nutrient solution is at the right level to help your plants grow healthily. 5、Simple to Use: The detector features a detachable probe and simple 2 point calibration for easy maintenance, with the ability to quickly and intuitively switch between measurement objects with a push of a button. Specification Item Type: Soil EC Tester Material: ABS Battery: 3 x LR44 button battery 240mAh (built in) Measuring Range: EC value: 0-10MS/CM Temperature: Minus 30℃-80℃ (Fahrenheit-22.0℉-176.0℉) Resolution: EC Value: 0.01MS/CM Temperature: 0.1℃ (0.1℉) Accuracy: EC value: ±0.2%F.S Temperature: ±0.5 degrees Celsius Scope of Application: Soil research on floats in greenhouses, rice, vegetables, orchards Package List 1 x Soil EC Tester 1 x Instruction