To address your issue with the Surface Dial that you purchased, it seems you have already initiated a support case with Microsoft Surface support (Case No. 7092221374). Since you have reported a battery leak and wish to return or exchange the product, it is important to follow up with the support team directly for the quickest resolution. They will be able to guide you through the return or exchange process based on the details you have provided.
For future reference, ensure that you have all necessary documentation, such as the receipt and any correspondence with support, ready for a smooth exchange process.
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