Enable the extra features on your Ampler Electric Bicycle with the Ampler smartphone application. With this app you are able to change assist levels and motor parameters, turn on and off lights and display vehicle information - battery state-of-charge, available range, speed and power. You can use turn-by-turn navigation for smarter routes or just use your smartphone as an electric bicycle display and attach it to your bike´s handlebar.In case of system failure you can do diagnostics or contact with the bike manufacturer.
Note: "Continued use of GPS running in the background can dramatically decrease battery life."