Feature: 1. 2 in 1 function soil moisture sensor, suitable for soil temperature and moisture measurement. 2. High accuracy sensor, high precision, quick response, stable output. 3. It is less affected by soil salt content and suitable for all kinds of soil. 4. It can be buried in the soil for a long time, resistant to long-term electrolysis, corrosion resistance, vacuum filling and sealing, completely waterproof. 5. Made of high quality ABS and stainless steel material, corrosion resistant and durable in use. 6. Adopts analog output, flexible, can output current or voltage type, wire can be three-wire system. 7. Widely used in scientific experiments, water-saving irrigation, greenhouse, flowers and vegetables, grassland pasture, soil rapid measurement, plant culture, sewage treatment, grain storage and measurement of moisture content and temperature of various particles. Specification: Condition: 100% Brand New Item Type: Soil Moisture Sensor Material: ABS+Stainless Steel Color: As shown in the picture Size: Approx.13.8x1.5cm/5.4x0.6in(L x T) Weight: Approx.197g/6.9oz Application: Used as soil moisture sensor Power Supply: 12-24V DC Moisture Measurement Range: 0-100% Storage Environment: -45℃-115℃ Moisture Accuracy: ±3%(0-53% range), ±5%(53-100% range) Response Time: <1s Temperature Measurement Range: -45℃- 115℃ Temperature Accuracy: ±0.5℃ Installation Way: All buried or all probe inserted into the measured medium Protection Grade: IP68 Current Output Type: 4-20ma Current Output Load :≤600 ohm Power Consumption: < 0.15 W Working Pressure Range: 0.9-1.1atm Wiring Method: Power Supply Wire Color Description Brown Power supply positive(12-24VDC) Black Power supply negative Communication White humidity Voltage / current output is positive Gray temperature Voltage / current output is positive Blue NC Yellow NC . Package List: 1 x Soil Moisture Sensor1 x Instruction Manual Note: 1. Please allow 1-2cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.