==== Backup power options ==== Lithium Ferrite Phosphate batteries has much better life span than lead-acid/AGM batteries. They also include protection circuits that prevent them from discharging too much, while lead-acid batteries are usually damaged permanently if they are allowed to completely discharge. The ezeio is shipped with the charger set for LiFePO4 charging. **DO NOT CONNECT a lead-acid battery** to the charger unless you adjust the voltage appropriately Below are some sources for suitable LiFePO4 batteries: === Compatible batteries === ^ Brand ^ Distributor ^ Link ^ ^ Nermak | Amazon | https://www.amazon.com/dp/B0B78HTRDL | ^ XZNY | Amazon | https://www.amazon.com/dp/B0CQ52FS77 | ^ ERYY| Amazon | https://www.amazon.com/dp/B0CT8H2F8L | ^ GoldenMate| Amazon | https://www.amazon.com/dp/B0CN38TNDR | ^ Donghot | Amazon | https://www.amazon.com/dp/B0D55Z8HRQ | ^ Icanmeto| Amazon | https://www.amazon.com/dp/B0D2QDNFLC | ^ THISS | Amazon | https://www.amazon.com/dp/B0B55SMJPS | ^ Haya| Amazon | https://www.amazon.com/dp/B0BXGSPF7R |