![I'm trying to power a LoRa ESP32 board (SX1276) for a letterbox sensor. The board is in deep sleep until triggered by a pin change (door sensor), sends LoRa message, then returns I'm trying to power a LoRa ESP32 board (SX1276) for a letterbox sensor. The board is in deep sleep until triggered by a pin change (door sensor), sends LoRa message, then returns](https://i.redd.it/mufxdryupju61.jpg)
I'm trying to power a LoRa ESP32 board (SX1276) for a letterbox sensor. The board is in deep sleep until triggered by a pin change (door sensor), sends LoRa message, then returns
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Esp8266 Esp32 Power Supply Rechargeable Dual 16340 Lithium Battery Charger Shield Module For Arduino R3 Board Power Bank - Integrated Circuits - AliExpress
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