Discussion about Powering ESP32 from 18650 BatteryThe DS18B20 were from Element14 so they should be good. I wasn’t sure on the power consumption but it is in deep sleep for 60 minutes before waking ...

Seeing this device reminds us of some of the badges featuring ESP32 power that we’ve seen over the last few years. An event badge creator has a constant battle to give the device enough battery ...

But since it would be outside on the balcony, it needed to run exclusively on battery power. Luckily his chosen platform, the ESP32, has some phenomenal power saving features.

The ESP32 microcontroller, which supports wireless communication standards such as Wi-Fi and Bluetooth, is used in various wireless communication devices because it is available at low cost ...