The third-generation SpeedBox 3.1 is a smart product that lets you set your e-bike's speed limit. You can choose your own preferred speed limit. Once installed, your e-bike's display will show real data like maximum and average speeds, daily mileage, and cruising range. The tuning kit can be activated directly on the bike's display. Press the LIGHT button or ↑↓↑↓, and you'll see 99 km/h (62 mph), allowing unlimited speed. Press the same combination again to deactivate it and reset the speed limit to 25 km/h (16 mph). You can also set the maximum speed of electric assistance by changing modes. The connectors are color - coded for easy installation, and we provide detailed instructions and videos. If installing on a new bike, ride it for at least 1 km before activation. Note that using modified e - bikes on public roads may be illegal in some countries, and it may void your e - bike's warranty. We recommend using safety features and protective gear.

Using the Bafang SpeedBox 3.1 is easy. To activate the tuning kit, press the LIGHT button or ↑↓↑↓ on your bike's display. This will show 99 km/h (62 mph), and you can ride at unlimited speed. To deactivate it, press the same combination again, and the speed limit will go back to 25 km/h. You can set the maximum speed of electric assistance by changing modes. First, go three levels down and then three levels up. You can also switch the maximum speed by pressing the LIGHT button briefly or turning the rear wheel 360°. The last limit will be saved after 5 seconds of inactivity. When installing, the connectors are color - coded, so it's simple. We've got detailed instructions and videos to help. If you're putting it on a new bike, ride it for at least 1 km before activating the tuning. Remember, using an e - bike with this product on public roads may be illegal in some countries, and it might void your e - bike's warranty. Always wear safety gear to prevent injuries.