Speedbox Shimano Ep8 1.3 B-tuning + E-tube Port Speed Increasing Device

E-Bike tuning chip compatible with: EP8 engines, EP8 RS engines, Giant Revolt (up to 35 km/h), SpeedBox app. Not compatible with: Shimano EP801 Chip activation/disabled: SpeedBox App / LIGHT Maximum speed: unlimited The "+ E-tube connection" version is intended for e-bikes without a free e-tube connection - usually e-bikes with one of these components: Satellite System ON/OFF Switch Di2 derailleur gear Display: actual values up to 23 km/h afterwards actual values only in use SpeedBox - App options: tuning controls Activate the "double-click tuning control" function Set the maximum auxiliary speed Save and display travel data To connect the SpeedBox chip to an e-bike, we use colour plugs equipped with a key for correct connection, so installing the chip is really easy. We have written detailed instructions and created videos that allow every customer to install the SpeedBox. Removing the tuning chip is as easy as installation. If you have some connection problems, please do not hesitate to contact us. If you want to install a SpeedBox into a brand new bike, you need to ride at least 10 km on this bike before starting the chip for the first time. https://youtu.be/ES7kvsALX1c?si=CfbtqP6wSxRDxLtv