Check the listing for details. 60 x Rayovac Extra 312 Size Hearing aid batteries Zinc air 10 Packs Used By 2028. Condition: New. Listed at 21.99 USD. New Child Resistant Packing.Rayovac Batteries size 312 in a pack of 60 allows you to stock up on batteries, removing the worry of having to purchase them time and time again.One of the most popular batteries brands, Rayovac has a strong reputation for both reliability and value. The size 312 battery is most commonly used in smaller behind the ear devices and very popular for in-the-ear s.Size 312 batteries including those from Rayovac, come in brown packaging with brown colored tabs on the rear of each battery to reduce confusion between battery sizes which can appear very similar to each other. This multi-pack option presents even greater value than the single pack price by offering one of the most competitive prices on the Internet per battery.With a long shelf life of at least 3 years, there’s every reason to take advantage of this outstanding price.What Is It?Rayovac Zinc Air Size 312 Batteries10 x 6 cellsWhat Does It Do?Long running timeEnhanced performance