Amazon.com: VIDAR Rechargeable Lithium Ion Battery Pack 7.4V 2200mAh High Capacity Li-ion Battery Pack with JST PH2.54/2P Plug-in(Customizable) for Electronics,Toys,Lighting,Equipment : Health & Household
Eve ICR18650-26V - 3.6v, 2.55Ah, 7.65A 18650 Cells (blue wrap) – Battery Clearing House