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FS21 soil moisture, temperature, air humidity sensor (International, NB-IoT/LTE-M/2G)

Regular price €295,00 EUR
Regular price Sale price €295,00 EUR

The FS21 is our most advanced product to date.


FS21 main module:

  • Wireless data transmission with NB-IoT, LTE-M and 2g fallback (2g future over the air update)
  • GPS for positioning
  • Air temperature at 10 cm above soil level
  • Air humidity at 10 cm above soil level
  • Low-energy usage (lasts up to a year on a single charge with hourly measurement and sending interval)
  • Standard micro-USB rechargeable battery and solar panel compatible (solar future over the air update)
  • Modular design for other sensor add-ons in the near future
  • Remotely adjust the data sending and measurement interval through the Farm21 dashboard

Soil moisture add-on (comes as standard in this kit)

  • Capacitive soil moisture sensing at 0-10 cm 10-20 cm and 20-30 cm depth
  • Soil temperature at -10 cm and -20 cm

The FS21 cellular NBIoT/LTE-M pack includes:

  • 1 FS21 cellular NB-IoT/LTE-M field sensors with soil moisture add-on

Platform and connectivity

Read all about our precision farming platform here:

Supported countries

Please check this list of supported countries