b-charge is the application that allows you to access at the statistics of your USB charger for bicycle dynamo b-charge.
With b-charge you can see the total and partial power generated by your dynamo, the amount of CO2 saved and share your statistics on social media.
In order to use this application you must have a b-charge device and turn on the Bluetooth on your smartphone.
Buy the product line b-charge directly on the site https://www.sartorielectronics.com or in specialized stores.