Features DETECTION OF SOIL MOISTURE: Plant growth depends on nutrients in soil moisture, which can be measured at any time to see if water is sufficient 3 IN 1 FUNCTION This soil tester function includes EC, temperature and humidity, with backlit digital display, data can be clearly seen for you WIDE APPLICATION: Our digital soil tester is widely used in greenhouses, rice, vegetables, orchards, flowers, soil research, etc. REMOVABLE REPLACEMENT: High-precision detachable probe, the electrode can be replaced, maintenance is more convenient. Temperature range of -30℃-80℃ or -22℉-176℉ LONG SERVICE LIFE: resistant to oxidation, resistant to electrolysis, resistant to acid and alkaline corrosion, ensure long-term operation of the probe, suitable for various types of soil Specification: Item Type: Soil Tester Material: ABS Measurement range: CE: 0.01-20.00ms/cm Humidity: 0.1%-99.9% (FDR technology) Soil temperature: -30℃-80℃, -22℉-176℉ Ambient Temperature: -30℃-80℃, -22℉-176℉ EC Calibration: supports two-point calibration: 1413μs/cm, 12.88ms/cm Humidity calibration: Cannot calibrate (calibrated before leaving factory) Backlight: Support Probe: Replaceable Battery level: Low battery warning Protection class: IP67. Battery Type: 3 x LR44 1.5V 474mAh Alkaline Button Cell Batteries (Not Included) Package List: 1 x Floor detector. 1 x User Manual 1 x cylindrical container. Note: 1. The probe must be fully inserted into the soil during measurement. 2. During the calibration process, the probe cannot touch the bottom or sides of the container. Package List 1 x Soil Detector 1 x User Manual 1 x Cylindrical Packaging