Shimano SM-BCR2 Battery Charger for SM-BTR2 / BT-DN110

Shimano SM-BCR2 for SM-BTR2 and BT-DN110 battery - charging via USBWith the Shimano Di2 charger SM-BCR2 you can charge the internal SM-BTR2 battery. It is also compatible with the newer model BT-DN110. Charging is done via a USB interface on the PC or an A