I want to buy an emergency power supply for my Rpi3. For now I look at something like that, but I am wondering whether it will meet my expectations ...
https://botland.com.pl/pozostale-moduly ... ry-pi.html
I would like it to close my raspberry pi after 30 seconds from the lack of power from the network and back it up when there is electricity again. I would like to make use of it could also show the current state of the battery, e.g. in the console. If there is someone here who used this device and knows something about it, let them say it.
I also need it to work with ...
https://botland.com.pl/wyswietlacze-alf ... results=19
But I'm not sure if two devices can simultaneously use I2C?
Thank you and Regards