36v scooter With its charger Speedometer max 70 It has an app you connect to and see speed, charge, and more It has three speeds: ECO runs at 15 for charge saving. D runs at 30, medium. And the fast S runs at 70 Everything is fine, it's running It's excellent and modified for 300, an extra battery was installed and manual switching between batteries, and the charger is the same. With both batteries, it will take you about 20 kilometers.