SparkFun Thing Plus - ESP32-S2 WROOM Category_Sensors/Maxbotix HR-LV 5-20V Fine-Adjust Step-Up Voltage Regulator

5-20V Fine-Adjust Step-Up Voltage Regulator U3V70A

you can determine altitude

you will also need the [RP-SMA to U

Essentially Unlimited Cycle Life Expectancy

SparkFun Thing Plus - ESP32-S2 WROOM Category_Sensors/Maxbotix HR-LV 5-20V Fine-Adjust Step-Up Voltage RegulatorThe SparkFun ESP32 S2 WROOM Thing Plus is a highly integrated, Feather form factor development board equipped with a 2. 4 GHz WiFi System on Chip (SoC), from Espressif. The ESP32 S2 WROOM module addresses the security flaws in the original ESP8266 and ESP32 by featuring transparent external flash and RAM encryption, secure boot features allowing only signed firmware, as well as included HMAC and Digital Signature modules that use software inaccessible