About Shimano SM-BCR2 Di2 Battery Charger with USB Power Cable
For the charging on internal SHIMANO DI2 batteries (BT-DN110), the SM-BCR2 also serves as a PC linkage device for E-TUBE PROJECT firmware updates and settings.

Features
Battery charger for BT-DN110

PC linkage device for E-TUBE PROJECT to update firmware and customize setting

Specifications
Model No: SM-BCR2

Series: DURA-ACE R9150 Series

Remarks: PC linkage device with limited function

Compatible Battery: BT-DN110, BT-DN110-A

Charging Cord: Including SM-BCR2

About Shimano
Shimano is a Japanese multinational manufacturer founded in 1921 by Shozaburo Shimano. They are well known as the largest bicycle component manufacturer in the world with their main manufacturing plants in Kunshan, China; Malaysia; and Singapore. Along with cycling components they also produce fishing tackle, and rowing equipment.