Geiger Counter Arduino OLED 4-SDA 5-SCL 2-Geiger INT A3-Battery +
CPM-uSv/h Conversion Coefficient
/*
SBM-20 0.0057
SBM-19 0.0021
SI-29BG 0.0082
SI-180G 0.0031
LND-712 0.0081 or 0.0100
LND-7317 0.0024
J305 0.0081
SBT11-A 0.0031
SBT-9 0.0117
SBT-10 0.0013
M4011-0.0066
*/