Compatibility: Compatible with Shimano EW-EC300 electronic rear derailleurs, compatible with 12-speed systems including R9270, R9250, R8170, R8150, R7170.
Safe and Stable:Strengthen the 4-pin interface to ensure safe and stable charging. Built in safety protection device can prevent overheating and short circuit.
Emergency Power Supply:Works with standard 5V charging sources (e.g., power banks ) to power Ew-Ec300 Di2 components during rides.
Lightweight&Portable: The lightweight and portable design of the EW-EC300 Charging Cable makes it easy to attach to handlebars or packed in jersey pockets. Ideal for cyclists seeking clutter-free, on-the-go solutions.
Includes 59inch/1.5m Type-C Cable Premium cable with the 4-pin interface for quick, secure connections. Plug-and-play setup—for emergency charging.
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