Performance wise really lively. Fully charged 37 mph flat no headwind 92kg load. Later able to potter around at 31-32mph still with the very lively acceleration and into a headwind. Mine charges to an indicated 58.7 or 58.8 volts so I'm pleased with that. It's very punchy with everything turned up. I have to have very good physical throttle control and also good reflexive rear footing and then I confidently enjoy it's punchiness. It's easy to navigate the programmable parameters and one thing I did