Adafruit FONA 808 Shield - Mini Cellular GSM + GPS for Arduino US$ 75.90 Min. order: 1 piece ★★★★★ 4.2 (150 reviews) Sold : Login>>
Adafruit FONA 3G Cellular Breakout - European version US$ 111.00 Min. order: 1 piece ★★★★★ 4.7 (291 reviews) Sold : Login>>
Adafruit SCD-40 - True CO2, Temperature and Humidity Sensor - STEMMA QT / Qwiic US$ 63.00 Min. order: 1 piece ★★★★★ 4.3 (17 reviews) Sold : Login>>
GateFi 6 Channel Powered By ESP32 with 4G Connectivity US$ 73.95 Min. order: 1 piece ★★★★★ 4.6 (267 reviews) Sold : Login>>