Description
Key features
SpeedBox 3.1 B.Tuning with integrated Bluetooth is a reliable tuning chip for e-bikes with TQ HPR40, HPR50 and HPR60 motors. It removes the 25 km/h speed limit and, thanks to the SpeedBox Connect app, offers a unique connection between the e-bike and a smartphone.
Tuning control
Switching from the 25 km/h limit to unlimited mode and back
SpeedBox Connect
The B.Tuning version with Bluetooth connects the e-bike to a mobile phone
Easy installation
Thanks to clear instructions including a video, anyone can handle the installation
Compatibility
TQ motors: HPR40, HPR50, HPR60
Technical specifications
| Maximum speed | Unlimited (depends only on pedaling cadence) |
|---|---|
| Display shows | Real-time values |
| Custom speed limit | Adjustable |
| 3 ways to activate / deactivate | Via the SpeedBox Connect app / ↑↓↑↓ (↓↑↓↑) sequence / WALK + ↑↓ combination |
| Bluetooth | Yes |
| Updates | Yes |
| Minimum mileage before installation | 10 km (new bike) |



































































Reviews
There are no reviews yet.