How to charge shimano di2 battery?

Charging a Shimano Di2 battery is a simple process. Here are the steps to follow: 1. Find the charging port: The charging port is usually located on the side or underside of the Di2 battery, which is typically located in the seat tube or down tube of the bike frame. 2. Remove the charging plug: The charging plug is a small, round connector that attaches to the charging port. Gently remove the plug from the port. 3. Connect the charger: Take the charger cable and connect it to the charging plug. Ensure that the cable is securely fastened to the plug. 4. Plug in the charger: Find an electrical outlet and plug in the charger. The charger should have an indicator Light that turns on when it's properly connected to a power source. 5. Wait for the battery to charge: The charging time will vary depending on the current battery level and the charger model. It's best to consult the Shimano Di2 user manual for specific charging times and recommendations. 6. Disconnect the charger: Once the battery is fully charged, unplug the charger from the electrical outlet. Then, disconnect the charger cable from the charging plug. 7. Reconnect the charging plug: Gently plug the charging plug back into the charging port on the battery. Ensure that it is securely attached. That's it! Your Shimano Di2 battery is now fully charged and ready to go. Remember to periodically check the battery level and charge it as needed to ensure optimal performance on your rides.