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How to build a Lithium-Ion Battery System for less than $400 per kWh | by Joe O'Connor | Off Grid Solar | Medium
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Amazon.com: XBERSTAR DIY Kits 18650 Battery Case Holder,18650 Battery Insulator Ring,3S 40A 12V Li-ion Lithium Battery Protection Board PCB BMS,Pure Nickel Strips for DIY Lithium Battery Pack (Green) : Electronics
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