quick video to show the controller inside Happyrun Tank HRG50 ebike. #happyrun #ebikes #HRG50 #amazonfinds #amazonebikes
Link to the bike: https://amzn.to/3Ug5I1s
FTC: Some of the products linked above use income earning auto affiliate links, which means that if you click one of the links and purchase a products, I could receive a very small commission (at no additional cost to you)