Kaohsiung Jinshi Lake my home 6F environmental monitoring , NodeMCU ESP8266,light
Human exposure to natural background radiation (global average) = 0.274µSv/h. (Geiger counter : M4011 GM tube)
ESP-12E + 2 x DS18B20 + MQ-x Gas Sensor , when CO/LPG/NPG been detected , it will twitter warning messages.