Upgrade chip with Bluetooth technology and a mobile app for electric bicycles with Bosch Gen4 and Smart System motors. The SpeedBox B.Tuning provides a connection between the e-bike and your phone and suppresses the bike's speed limiter. The display shows the actual speed up to 22.2 km/h. After exceeding this speed, the display shows the last two digits of the actual speed.

Features:

• Activation: SpeedBox App / WALK / + - + -
• Maximum speed: 50 km/h
• Indication of activation/deactivation of the upgrade: yes (2.5/9.9 km/h)
• The screen displays: readable actual speed and correct distance traveled (after completing the countdown process)
• Compatible with: KIOX 300 display, Bosch Gen4 and Smart System motors, SpeedBox app
• Not compatible with electric bikes that have a magnet attached to the valve (Bosch Rim Magnet)