ESP8266 Deep Sleep Mode
My Adafruit HUZZAH Feather ESP8266 consumes 0.080 amps (80 ma) in normal operation. With one wire and a single line of code, I can drop that to about 0.010 amps (10 ma), – http://arduinotronics.blogspot.com/2018/07/esp8266-deep-sleep-mode.html
![](https://sp-ao.shortpixel.ai/client/to_webp,q_lossless,ret_img,w_530,h_278/https://everythingesp.com/wp-content/uploads/2019/03/adafruit_products_Huzzah_ESP8266_Pinout_v1.2-1.png)