Best answer: Dell doesn't sell batteries directly, so you'll need to hit classified websites like eBay or contact Dell to have them replace your battery for a charge, if out of warranty.
Dell: Replacement battery program
[h=3]Rare sightings[/h]Replacement batteries for the newer 9570 Dell XPS 15 are incredibly hard to come across, even when looking for second-hand listings on classified websites. Dell doesn't sell replacement batteries on its official website either, making sites like eBay really your best bet at picking one up.
Full story from the WindowsCentral blog...
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