Setting a 4-button charger to charge LiFePO4 or A123 batteries

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Most modern 4-button chargers will charge LiFe or A123 batteries but exactly how you do so is far from obvious.
This video explains how to switch your 4-button charger into the LiFe/A123 mode so that you can safely charge batteries with this chemistry.
To see how you then proceed to set the current and cell-count, check out the other video on how to charge a lipo that can be found on this channel.
And don't forget to visit the website at:
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