Features: High Quality: High quality ABS material, stainless steel probe and sealed by epoxy resin guarantee the long service life and good sealing effect. Easy to Use: It can be directly buried in the soil and is not corroded. Or just insert the probe into the soil to test the soil quality. Compact Size: The sensor is compact in size, easy to carry, simple to install, operate and maintain, convenient to use. Quick Response: High measurement accuracy and sensitivity and reliable performance ensure proper operation. Can test soil moisture. Widely Application: Widely used in water-saving agricultural irrigation, greenhouses, soil testing, scientific experiments, sewage treatment and other fields. Specification: Condition: 100% Brand New Material: ABS + 316 Stainless Steel Power Supply: 12-24V DC Moisture Measurement Range: 0-100% Range: -45℃~115℃ Output Signal: RS485 Moisture Accuracy: ±3% within the range of 0-53% ±5% within the range of 53-100% Installation: all buried in soil or all probes inserted into the measured medium Response Time: <1s Protection Level: IP68 Power Consumption: ≤0.15W (@12V DC, 25℃) Working Pressure Range: 0.9-1.1atm Size: Length: Approx. 13.8cm / 5.4in Thickness: Approx. 1.5cm / 0.6in Weight: Approx. 197g / 6.9 oz Package list: 1 * Soil Moisture Sensor 1 * User Manual Features High Quality: Made with high-quality ABS material and a stainless steel probe, this soil humidity sensor is designed for durability and has a long service life. The epoxy resin seal ensures excellent sealing, making it resistant to corrosion. Easy to Use: Simply bury the sensor directly into the soil or insert the probe to quickly and accurately test the soil quality. No complicated setup or maintenance required. Compact Size: With its compact design, this soil moisture meter is portable and convenient to carry around. It is also easy to install, operate, and maintain, making it a user-friendly choice for any gardening or agricultural task. Quick Response: This soil tester provides high measurement accuracy and sensitivity, ensuring reliable performance. It delivers quick and accurate results, allowing you to monitor and adjust soil moisture levels effectively. Widely Application: Suitable for a wide range of applications, including water-saving agricultural irrigation, greenhouses, soil testing, scientific experiments, and sewage treatment. This versatile soil humidity sensor meets various needs in different fields.