Use this forum to chat about hardware specific topics for the ESP8266 (peripherals, memory, clocks, JTAG, programming)

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By silver18
#79091 Good evening to everyone.
I know this subject has been already covered but I really can't find a solution.
I have lots of Toshiba Ultra Lithium ERV6V 3.6V battery sitting in a drawer.
These are a pack of 2 battery in parallel, just like the following:
Image

Is it possible to power up a NodeMCU just to play around until I will be confident enough to use a bare ESP12e?

Thanks again!!!