Product Overview

1/23/2018 ESP32 Environment Sensor Shield Hookup Guide - learn.sparkfun.com
https://learn.sparkfun.com/tutorials/esp32-environment-sensor-shield-hookup-guide?_ga=2.200929641.659504291.1516640116-204410570.1509632…
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External Temperature
If you so desire, you can connect one of our TMP36 external temperature sensors to the board at this location. Connecting it
through a short wire will allow you to measure temperature outisde of the enclosure that the rest of the system is in. It measures
with a 10mV/deg C output voltage. It is connected to pin 13 of the ESP32.