Amazon Basics 8 Pack 9 Volt Performance All-Purpose Alkaline Batteries, 5-Year Shelf Life, Easy to Open Value Pack Price: $10.56 (as of 25/01/2022 16:19 PST- Details)

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One 8-pack of 9-volt alkaline batteries for reliable performance across a wide range of devices
Ideal for household items like garage door openers, smoke detectors, radios, toys, and more