The official top speed of the Ninebot Max G30 is 18.6 mph / 30 kmh, but you can unlock this limit to make the scooter go faster. In order to do that, you would need to connect to the Segway phone app, navigate to the “speed settings” menu, and push the slider to the max. You can also check if you’re riding in third gear, which is the highest gear of the Ninebot Max G30 electric scooter.