RRSKIT Battery Charger Adapter With Lanyard For Shimano 12 Speed Di2 Dura-Ace R9200/Ultegra R8100/105 R7100 Electronic Shifting

Reviews & Ratings

Tom Bowers Cycling on 2025-10-10

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The reviewer presents the RRSKIT USB-C to Di2 charger adapter as a must-have for users of 12-speed Shimano Di2, highlighting its small size and convenience for travel and emergency charging.

AI-Summary

Pros

Tiny and portable
Allows charging with a standard USB-C phone charger
Useful for travel
Can be left in a saddle bag as an emergency backup
Much cheaper than the stock Shimano cable

Cons

No cons found in the analysis.

Key Points

Compatible with 12-speed Shimano Di2 (Dura-Ace R9200, Ultegra R8100, 105 R7100)
Plugs into the charging port on the rear derailleur
Comes with a lanyard
Can be purchased for well under £10

Reviews & Ratings

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Pros

Cons

Key Points

Where to Buy