Quote:
Originally Posted by AshenGrey
Now, the retail-grade lithium ion batteries only seemed to last about two years. I suppose automotive-grade lithium batteries will have to be reformulated somehow to last ten years or else the technology will not be viable.
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Lithium Titanate. From Altairnano Nanosafe batteries. 15,000 100%DOD cycles and still at above 80% chargeable capacity. It's too bad that these guys own the patent but cant seem to produce them cheaply (or wont, yet).