Shimano EW-WU101 Di2 Wireless Unit One Color, One Size

Shimano EW-WU101 Di2 Wireless Unit One Color, One Size

• ONLY COMPATIBLE WITH IBTDN1101 DI2 INTERNAL BATTERY

Shimano's SM-EWWU101 D-Fly wireless transmitter connects riders to their Di2 data to monitor Di2 gear position, battery life, as well as some other common rider data functions. Powered by Di2 shifting system battery. Plugs inline anywhere in compatible systems, external mounting recommended. Compatible with Garmin Edge 1000 and PRO SCIO ANT+ cycling computer. Dimensions: 38mm x 25mm x 12.5mm. Requires additional e-Tube wire. Future compatibility with others computers planned for the 1st quarter of 2014. Weight: 5g. Compatible with Dura-Ace 9070, Ultegra 6870 Di2 and Ultegra 6770 Di2 road shifting systems.