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Seeed Studio SenseCAP S2105 LoRaWAN® Soil Moisture, Temperature and EC Sensor


A battery-powered IP66 wireless soil moisture, temperature, and EC sensor, range from 0 ~ 100% (m³/m³), -40 ~ 80℃, and 0 to 23 dS/m, equipped with built-in Bluetooth and APP service for OTA configuration and remote device management. Used in smart farming, smart yard, and environment monitoring solutions.

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Key Features:

  • Compatible with Worldwide LoRaWAN® Networks: Compatible with different types of LoRaWAN® gateways to enable fast connection with LoRaWAN® networks (support the universal frequency plan from 863MHz ~928MHz).
  • Long Range & Battery powered: Ultra-wide-transmission range of 2km in urban scenes and 10km in line of sight scenes. Powered by easily replaceable standard Li-SOCl2 battery (type: ER34615) with Max.10 years of battery life.
  • Designed to Use in Harsh Environments: -40℃ ~ 85℃ operating temperature and
  • IP66-rated enclosure, suitable for outdoor use, high UV exposure, heavy rain, dusty conditions, etc.
  • Simple Configuration: SenseCAP provides a no-code experience that enables users to finish configuration with 4 steps through SenseCAP Mate APP.


Soil Moisture (VWC-Volumetric Water Content)
Range 0 to 100% (air-water)
Accuracy 0 to 50%: ±3%
50 to 100%: ±5%
Resolution 0 to 50%: 0.1%
50 to 100%: 0.5%
Soil Temperature
Range -40 to +80 °C
Accuracy 0 to 50°C: ±0.5 °C
-40 to 0, 50 to 80°C: ±1 °C
Resolution 0.1 °C
Electrical Conductivity (Only supported in S2105)
Range 0 to 23 dS/m
Accuracy 0 to 5 dS/m: ±5%
5 to 23 dS/m: ±10%
Resolution 0 to 5 dS/m: 0.01dS/m
5 to 23 dS/m: 0.1dS/m
General Parameters
Product Model S2105
Microcontroller Wio-E5
Support Protocol LoRaWAN® v1.0.3 Class A
Built-in Bluetooth App Tool to change parameters
LoRaWAN® Channel Plan IN865/EU868/US915/AU915/ AS923/KR920/RU864 *
Max Transmitted Power 19dBm
Sensitivity -136dBm@SF12 BW=125KHz
Communication Distance 2 to10km (depending on gateway antenna and environments)
IP Rating IP66
Operating Temperature -40 to +85 °C
Operating Humidity 0 to 100 %RH (non-condensing)
Device Weight 405g
Cable Length 5 meters
Certification CE / FCC / RoHS
Battery (Contained in equipment)
Battery Life Up to 10 years**
Battery Capacity 19Ah (non-rechargeable)
Battery Type Standard D-size SOCl2 Battery
Product Details
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