Lithium Ion Battery - 3.7V 10050mAh (10 Ah) : ID 5035 : Adafruit Industries, Unique & fun DIY electronics and kits
How To Make 48V 60Ah Lithium ion battery pack for Electric Bike - YouTube
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Amazon.com: Rechargeable Lithium Ion Battery Pack - VIDAR 3.7V 10400mAh High Capacity Li-ion Battery Pack with JST PH2.54/2P Plug-in(Customizable) for Electronics,Toys,Lighting,Equipment : Health & Household
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7S4P Lithium Ion Battery Pack: 25.2V 11.6Ah with SMBus