External Battery Mount BM-DN100 Di2

Through Bluetooth technology riders or mechanics can wirelessly communicate with the EW-WU101 wireless data transmitter unit (or the SC-MT800) via a computer, tablet or a smartphone. As well as allowing wireless workshop customizability, it allows riders to customize their shifting preferences on the trail via an app on their smartphones. The prerequisite is the use of the BT-DN110 battery pack or the BM-DN100 Battery Mount. The latter is available in different versions, according to frame type and cable routing.

• Battery mount for the externally-mounted SM-BTR1
  
• Required to connect the Di2 system wirelessly to the eTube app
  
• Backwards compatibility: allows to use all the latest Di2 wireless functionalities on older eTube Di2 groups at a minimal cost
  
• -01: long mount, for external cable routing
  
• -02: short mount, for internal or external cable routing

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