Accessory maker Elecom has announced what it’s claiming to be the first consumer-ready power bank that uses a sodium-ion battery instead of lithium-ion one, as spotted by Notebookcheck. In addition to being more environmentally friendly to manufacture, the 9,000mAh Na Plus can be used in extreme temperatures with less risk of overheating, and has — Elecom claims — a lifespan of almost 5,000 charges. Even if you’re recharging it every single day, after 13 years it should still be…
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