BioLite announced an affordable and user-friendly power backup solution for major home appliances. Backup by Biolite has already met its $100,000 goal, with backers valuing the idea of easy protection from blackouts. https://www.notebookcheck.net/BioLite-introduces-an-affordable-energy-backup-solution-that-installs-in-under-30-minutes.891118.0.html
I did not find any information about the noise.
And it should be, because there should be some kind of inverter.
+ How about heating? Is it safe to put batteries behind the fridge [where it's hot]?!
And who even thought of placing lithium under the bed?
Again, someone wants to scam naive people?
a text which is basically a re-write of their marketing pitch. Oh, by the way, 'affordable', so how much is it exactly? Nah, that's not important, next!
The only thing I know for sure is that it's not cheap, and even with the price of LFP cells going down to U$50-60 per Kwh, they continued to charge 10-20x that per Kwh. All brands are the same.