Shimano EW-EC300 12-Speed Di2 Charging Cable 1700mm

Shimano EW-EC300 12-Speed Di2 Charging Cable 1700mm The Shimano EW-EC300 Charging Cable 1700mm allows quick and easy charging of the 12-speed Di2 Dura-Ace R9200 and Ultegra R8100 gear systems. One end plugs into a USB power supply socket; while the other end plugs into the integrated charging port on the Dura-Ace RD-R9250 or Ultegra RD-R8150 rear derailleurs. As a result; full charging of the powerful; long-life 7.4V Li-Ion internal battery is complete within 1.5 hours.