How to make 72v 20s Lithium-ion battery pack #batterypack #lithium_ion #howtomake #hindi #subscribe

Hey everyone in this video i tried to explain how to make a 20s 72v battery pack using lithium ion battery if you found the video help full pleas like and subscribe my cannel. #batterypack #lithium_ion #ebike #diy #howtomake #hindi #subscribe