Never miss a moment with the world's longest lasting hearing aid battery! This box of 48 batteries (size 13) includes Rayovac’s new "Active Core Technology," providing unparalleled power on demand, longer lasting performance and increased durability. No battery lasts longer!
Today's hearing aids require the best. Rayovac Proline delivers the best in any situation, from mountain climbing to spending time with your family. Take advantage of advanced, high drain hearing aid features like automatic environment sensing or ear-to-ear directionality without having to constantly replace your batteries.
Active Core Plus with New Air Optimization Technology
New Air Optimization System
As zinc batteries use oxygen to activate, this new durable design uses air more efficiently to deliver consistent performance in all weather conditions.
Balanced Formula
We’ve optimized the ingredients we put inside the cell, so hearing aid users get more life out of every battery.
Engineered For Excellence
Our new harder-working battery delivers even longer-lasting power – 12% better than the nearest competitor – offering the reliability that people need with the latest hearing devices.
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