Features: 1. Easy to measure, suitable for both professionals and non-professionals. Simply insert the instrument into the soil to take measurements. 2. High precision and fast measurement speed with improved stability for more accurate data. 3. The sensor uses a chip for low power consumption, high sensitivity, and stable signal output. 4. IP68 rated waterproof and dustproof design ensures long-term reliable operation. Excellent sealing performance prevents moisture from entering the instrument. 5. Stainless steel probe resists rust, electrolytic effects, and corrosion from salt and alkali, ensuring durable performance. Suitable for various soil types. Specifications: Condition: Item Type: Soil EC Sensor Material: ABS + Stainless Steel Color: As shown in picture Size: Approx. 13.5 x 4.5 x 1.4 cm / 5.3 x 1.8 x 0.6 in Weight: Approx. 184 g / 6.5 oz Power Supply: 12-24V DC Output Signal: RS485 / 4-20mA / 0-5V / 0-10V Installation Method: Fully buried or fully inserted into the measured medium Protection Level: IP68 Response Time: 20 cm / 7.9 in – Insert the sensor's steel needle horizontally into the pit wall at the desired depth, fill the pit tightly, and allow stabilization over several days, months, or longer for continuous measurement and recording. Package List: 1 x Soil EC Sensor