The Steam Deck's battery life seems to be below Valve's estimates

The Steam Deck is now in the hands of reviewers, and it sounds like the battery life falls short of what many might have expected.
Be sure to game near an outlet.

I don't really post on Reddit but I couldn't find this issue elsewhere. I had gotten a steam deck just yesterday and seem to already be having a big issue with it.

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Left my Steam Deck to charge for about 3 hrs after getting the 10% warning, and came back and I see this : r/SteamDeck

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The Steam Deck's battery life seems to be below Valve's estimates

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