Designed to be lower power avoiding continuous WiFI operation. WiFI only enabled when transmitting results online. Geiger counter readings stored to flash memory and then pulled at a pretertermined interval to be trasmitted to ThingsLabs for analysis. Alerts can be configured if radiation level exceeds a configured threshold. Sent via SMS using the inbuilt IFTTT API call.
Standard ESP32 module Tempeture senstor DS18S20 Geiger tube M4011 SD Reader
Geiger Counter Kit https://www.banggood.com/Assembled-DIY-Geiger-Counter-Kit-Module-Miller-Tube-GM-Tube-Nuclear-Radiation-Detector-p-1136883.html
SD Reader https://www.amazon.com/SunFounder-Module-Socket-Reader-Arduino/dp/B01G8BQV7A