Here’s a guy who built a really powerful (lookin’) electric bike, fitted with batteries that can jump even cars.  There’s even an onboard GPS so you can never get lost while a full charge gets you up to 150 miles. Watch the video and become “impressed”: video://www.youtube.com/watch?v=YV9XQqiKP5g 432 Sony 18650V (known as Konion).used in Makita, Bionx an, 3.75 Volt, Lithium-Ion 2.21 Kilowatt-hour LiMnO2 I built this pack myself with engineering knowledge for thermal management and safety protections. I used many used 18V 3Ah LXT power tools battery pack of Makita. These cells are 1600mAh each and are mounted in 24s 18p groups. The total pack give 100.8V fully charged and 24Ah. can take 10C discharge via hackedgadgets