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Here you will also find "Made in Germany".
These high-performance batteries are of the hearing aid manufacturer Phonak.
Fa. Phonak is the market leader in hearing instruments and poses for best quality.
This corresponds to the 10 hearing aid battery size, or the color code = yellow
This corresponds to the 312 hearing aid battery size, or the color code = brown
This represents the 13 hearing aid batteries size or the color code = orange
This corresponds to the 675 hearing aid battery size, or the color code blue