Keep your life running smoothly with premium household batteries and accessories from Whether it’s AA batteries for everyday electronics like TV remotes and kid’s toys or a 9v battery for important items like smoke detectors, it’s essential to have a variety of backups on-hand for all the different electronics around your home. At Costco, you’ll find an extensive inventory of batteries to suit all your needs, including C batteries, D batteries, 9v batteries, and standard AAA batteries —all available in budget-friendly value packs.

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