FDNY on Instagram: “If using a lithium battery, follow the manufacturer's instructions for charging and storage. Always use the manufacturer's cord and power…”
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Tips for extending the lifetime of lithium-ion batteries | University of Michigan School for Environment and Sustainability
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Lithium-ion batteries in use: 5 more tips for a longer lifespan | Saft | Batteries to energize the world
![FDNY on Twitter: "If using a lithium battery, follow the manufacturer's instructions for charging and storage. Always use the manufacturer's cord and power adapter made specifically for the device. See more #FDNYSmart FDNY on Twitter: "If using a lithium battery, follow the manufacturer's instructions for charging and storage. Always use the manufacturer's cord and power adapter made specifically for the device. See more #FDNYSmart](https://pbs.twimg.com/media/E9gFds-WEAg4oBr.jpg)