36V 200Ah Lithium Iron Phosphate (LiFePO4) Battery with 150A BMS – Lynx Battery
Nitecore NL2150 21700 5000mAh 3.6V Li-ion Battery
Amazon.com: 36V Battery, (2-5 Days Delivery from California) 10AH/ 14AH/ 16AH/ 20AH Lithium Battery Pack Li ion Battery for 200-1000W Motor Electric Bike Bicycle Scooter : Sports & Outdoors