Tuningbox E-Bike BADASS Box 4 visible via speed sensor displayed: falsified and lower than real activation: clip on and move spokes magnet electric assistance 0-40 km/h 61x40x15 mm Not approved in the
badassBox 4 Bosch
9 Tuning Tips for your Bosch e-MTB | Bosch Smart System Review
E-bike black box chip tuning for mid-engine e.g. Bosch, Brose, Kalkhoff, Conti new 4251048815996 | eBay