Adafruit FONA 808 Shield - Mini Cellular GSM + GPS for Arduino US$ 75.90 Min. order: 1 piece ★★★★★ 5.0 (216 reviews) Sold : Login>>
Adafruit SCD-40 - True CO2, Temperature and Humidity Sensor - STEMMA QT / Qwiic US$ 63.00 Min. order: 1 piece ★★★★★ 4.5 (110 reviews) Sold : Login>>