***** On box it says use by 2020 - 2021 ***** Sold as is - cannot return/refund if some or all of them do not work at all or last long Most likely they still work like new, or perhaps with a little loss of life but no way to know ***** On box it says best if used by 2020-2022 ***** 108 batteries total 312 - says long lasting may possibly work for other things but ideal for some hearing aids please research to ensure they will meet your needs Ships fast and free UPS, USPS or FedEx! C
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