Originally Posted by
PlanoFuji
Do you expect their owners to remove those battery packs after every use and store and charge them inside? Of course not, doing so with bike light batteries IS CODLING them. When treated as most will, they don't last much longer than 2 years for the best quality ones.
My cheap batteries that I use on the Magicshine and the $35 eBay light stay on the bike out in the garage at all temps unless I take them in to charge them. The oldest is now 4 years old and still working fine. Maybe the "best quality" ones don't last as long if they're not "coddled"?
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Work: the 8 hours that separates bike rides.