Shimano Di2 Battery Chargers
- Di2 Battery Charger (CY7972) does not include a power cable; must be purchased separately (CY7973)
- Di2 battery, battery charger, and power cable are universal between Dura-Ace 7970 and Ultegra 6770 Di2 systems
- Must purchase battery, charger, and power cable to complete the system
