Alinan 4pcs Red 3.3-5V Digital Barometric Pressure Sensor

I want to use an external barometer and connected to the aircraft’s static ports. I bought the Alinan 4pcs Red 3.3-5V Digital Barometric Pressure Sensor
https://www.amazon.ca/Alinan-Digital-Barometric-Pressure-
Controller/dp/B09XQF7Y5Q/ref=cm_cr_arp_d_product_top?ie=UTF8

Which parameter should I put on:

  • baro_ext_bus
  • baro_probe_ext

Thank you