This led him to design the Sailor Hat with ESP32 — a marine specific, open source hardware development board. The marine environment can be pretty harsh with extremes of temperature, rain ...

Particulate matter is measured by an SDS011 particulate matter sensor. This device contains ... The build makes use of an ESP32 as the brains of the operation, chosen for its onboard networking ...

If you want to maintain detailed logs of the environmental parameters, you can host a database on your Raspberry Pi and ...