Amazon.com: VIDAR Rechargeable Lithium Ion Battery Pack 7.4V 2600mAh High Capacity Li-ion Battery Pack with JST PH2.54/2P Plug-in(Customizable) for Electronics,Toys,Lighting,Equipment : Health & Household
Amazon.com: Fraternize 7.4V 2600mAh Rechargeable Battery Lithium li ion Batteries with XH2.54-2P Connector for Electronics, Lighting, Equipment 7.4v Battery Pack : Health & Household
Amazon.com: VIDAR 7.4V 2600mAh-19.24wh Rechargeable Li-ion-Battery - Real Capacity Lithium Batteries with JST-2P Red Plug for Electronics, Toys, Lighting, Equipment : Health & Household