The Xiaomi speed boost kit (8.4v) will increase your Xiaomi escooter top speed by +6 km/h. So the speed boost effect will be as the following for each scooter type:
– Xiaomi essential/m365/1S escooters the top speed will be ~36 km/h.
– Xiaomi m365 pro/pro2 escooters the top speed will be ~41 km/h.
More details? check the link:
http://www.scooterguy.com/index.php/...