Quantity   Component name
1 × Adafruit Trinket M0 Atmel ATSAMD21 running CircuitPython - https://learn.adafruit.com/adafruit-trinket-m0-circuitpython-arduino/
1 × SimCOM SIM800L Breakout https://www.aliexpress.com/item/I006-SIM800L-V2-0-5V-Wireless-GSM-GPRS-MODULE-Quad-Band-W-Antenna-Cable-Cap/32667378752.html
1 × Hologram Cellular Developer SIM Free SIM card w/free monthly data for developers - https://hologram.io/devplan