Accurate measurement and quick response,Using advanced sensing technology, the built-in sensitive components and soil,Moisture establishes energy balance, accurate and reliable IP68 high protection level,Strong and ,The equipment adopts potting technology to that it is suitable for long-term field monitoring research Strong anti-interference,Stable performance,Can adapt to complex and changeable outdoor environment and long-term continuous work.Under the condition, it can still maintain stable performance Exquisite design and easy installation,Compact design, small size, easy to install and carry DC power supply (default):5-30V Maximum power consumption: 0.25W (DC12V) working temperature:-40 - +60 Measuring range:-5 - -100kPa resolution:0.1kPa Accuracy: (10% current reading + 2kPa) Protection level:IP68 Overall dimensions:45x15x123mm Output signal:RS485 (ModBus protocol) The product appearance and printed words depending on the batch, but this does not affect use. Colour: Material:plastic Package Contents: 1 * Soil Sensor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.