Specifications:
Dimensions: 28mm x 20mm x 15mm
Charging Input: USB-C port
Voltage Input: 5V (USB standard)
Material: Lightweight and robust engineered plastic
Compatibility: for Shimanos Di2 road bike systems

Features:
1. Compact Keychain-Size Design
The adapter’s ultra-compact size allows easy attachment to bike handlebars or convenient storage in jersey pockets, ensuring consistent usability without added bulk during rides.
2. Universal Charging Versatility
Compatible with standard 5V charging sources such as power banks, solar chargers, and devices with OTG phone reverse charging, providing seamless charging solution anywhere, anytime.
3. Emergency Ride Support
Designed for on-the-go scenarios, the adapter ensures that Shimanos Di2 systems remain operational during longer rides or unexpected power shortages, enhancing ride safety and performance.
4. High Precision Connection
Specifically engineered to align with Shimanos Di2 electrical contacts, ensuring reliable compatibility and efficient power delivery without risking connection errors or damage.
5. Lightweight & Reliable Construction
Crafted from robust engineered plastic, the adapter balances low weight with high structural strength, making it ideal for frequent use in demanding cycling environments.

Package Included:
1 x EW-EC300 USB-C Charging Converter/Adapter