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Need battery number for Phonak replacement

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Need to know the battery numbers or type for RECHARGABLE replacements in the Phonak P70 and P90. Yep, i am going to try it. Thank you for your help.

You find the information for battery here:

How to replace battery in Phonak Audeo M-50R
Here is what I did to replace dead batteries in my Phonak Audeo M-50. I would first suggest to read this thread: Insight into the inside of the hearing aid. It contains a lot of usefull infos and photos Strategy used: remove te dead battery from its plastic casing, slide a new one in place and reconnect the 2 wires to the main circuit Parts used: 1- Battery from this supplier: https://www.alibaba.com/product-detail/M7854S1-ICR7854-LIR7854-3-7V-25mAh_1600227890083.html 2- Electrically c…

You may also find the M7854S1 or the LIR7854 on eBay. Do a worldwide search as they are located in China. I bought some at a much better price than Alibaba.

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