Shimano Ultegra Di2 Pc Connector
Item DescriptionExclusively for Di2 electronic shifting systems (please choose appropriate model)Checks for system issues within/between components, wire harness and batteryAlso offers shift button programming to change up/down shift patternUpdate the firmware in your Ultegra Di2 (9070/6770/Alfine series) componentswith the SM-PCE1 you receive a User Name, Password and website address to download the E-Tube Project softwareItem Specificationsdescription: SM-PCE1 PC Connector (9070/6770/Alfine Di2 series):