Why are Tesla car batteries made up of a bunch of tiny batteries (looks like AA battery) and not just one big battery? - Quora
![Authentic Tesla 18650 3.7V 3400mAh 10A Discharge Lithium Li Ion Battery Cell Deep Cycle Cylindrical For Ebike Battery Pack ETC|Battery Packs| - AliExpress Authentic Tesla 18650 3.7V 3400mAh 10A Discharge Lithium Li Ion Battery Cell Deep Cycle Cylindrical For Ebike Battery Pack ETC|Battery Packs| - AliExpress](https://ae01.alicdn.com/kf/Hd65ab98aa5de452faffcf66cbe0cfbc9x/Authentic-Tesla-18650-3-7V-3400mAh-10A-Discharge-Lithium-Li-Ion-Battery-Cell-Deep-Cycle-Cylindrical.jpg_Q90.jpg_.webp)
Authentic Tesla 18650 3.7V 3400mAh 10A Discharge Lithium Li Ion Battery Cell Deep Cycle Cylindrical For Ebike Battery Pack ETC|Battery Packs| - AliExpress
![Tesla battery researcher unveils new cell that could last 1 million miles in 'robot taxis' - Electrek Tesla battery researcher unveils new cell that could last 1 million miles in 'robot taxis' - Electrek](https://i0.wp.com/electrek.co/wp-content/uploads/sites/3/2015/09/gvmtfpb-e1586415437482.jpg?resize=1200%2C628&quality=82&strip=all&ssl=1)