Shimano Di2 Wireless Unit E-Tube Port X2

Shimano's EW-WU111 Wireless Unit allows wireless communication with Garmin and other compatible cycling computers. In addition, the EW-WU111 lets you program your DI2 preferences on a Bluetooth LE smartphone or tablet with Shimano's DI2 app.

At just 38 millimeters long and only a little wider than brake housing, the unit is unobtrusive. The transmitter clips onto brake housing for clean installation.

Use in conjunction with external battery mount BM-DN100 or seat post battery BT-DN110. Requires extra cable (not included) for in-line installation