SHIMANO SM-Di2 SM-BCR2 BATTERY CHARGER FOR SM-BTR2/BT-DN110 BATTERY Giant_kids Combine an SPD-standard mechanism with

Combine an SPD-standard mechanism with a wide contact area for efficiency and security

8mm hexagon wrench mount

Cleats optional: SM-SH51

Crankset: Praxis Cadet HD M24

SHIMANO SM-Di2 SM-BCR2 BATTERY CHARGER FOR SM-BTR2/BT-DN110 BATTERY Giant_kids Combine an SPD-standard mechanism withThe Shimano SM BCR2 is a dual function charger for Shimano Di2 batteries. It rapidly charges SM BTR2 and BT DN110 batteries in approximately 90 minutes via USB adapter, or 3 hours via PC connection. Beyond charging, it serves as a PC interface device, enabling firmware updates and customization through E TUBE PROJECT software. With compact dimensions and lightweight design, it's an essential accessory for Di2 system maintenance and optimization.