hi guys, i am experimenting with nodemcu-wroom-esp32 dev kits. it looks to me when i wanna operate it from Vin it is a bit over-power-hungry. previously i used 4xAA size eneloop pack (nominal 4x1.2V 1900mAh) with esp8266 nodemcu kit to my good satisfaction, as the eneloop chemistry provided well eve...