Shimano Di2 Power Cables. Must purchase battery, charger, and power cable to complete the system

• Shimano Di2 Power Cables. Must purchase battery, charger, and power cable to complete the system
• Di2 Battery, battery charger, and power cable are universal between Dura-Ace 7970 and Ultegra 6770 Di2 systems
• This is the power cable for the Di2 Battery Charger (CY7972)