The biggest explanation is simply because like every other ISINWHEEL products I’ve had, the damn motor died out within three-4 months. I’ve experienced 1 in their skate boards being a gift, motor went out. Build quality is pretty damn durable. That and also the brakes are why I gave https://gunnerbpvcm.webbuzzfeed.com/29848724/everything-about-e-scooter-throttle-spring