Gen.4 E-Bike Tuning Chip f Bosch Active Performance CX Haibike Cube KTM Kalkhoff | eBay
eBike Tuning SpeedBox 3.0 for Bosch Installation Instruction - YouTube
Tuning Chip E-Bike SPEEDBOX 1.0 2022 (Gen4Smart System) for display: KIOX 300 Assembly: invisible at the drive motor displayed: Actual values on the last two digits of the display activation: WALK key / + - + -