Amazon.com: Rechargeable Lithium Ion Battery Pack - VIDAR 7.4V 3200mAh High Capacity Li-ion Battery Pack with JST PH2.54/2P Plug-in(Customizable) for Electronics,Toys,Lighting,Equipment : Health & Household
High Power Polymer Li-Ion Battery: 37V 21Ah (777 Wh. 40A rate) with PCM, High Power Polymer Li-Ion Battery: 37V 21Ah (777 Wh. 30A rate) with PCM
7S5P Battery Pack with Panasonic B Cells, 16.75Ah, 24.37A, 25.2V, Cuboid Shape, Customizable - 18650 Battery Pack - Lithium Ion Battery Pack - Voltaplex