See also:

Maintenance
The battery is maintenance-free, i.e., the electrolyte will last for the life of the battery. Your service center will be glad to advise you on questions regarding the battery. ...

Switching off automatically
The system switches off and the LED goes out: ▷ After approx. 165 ft/50 m when driving forward. ▷ After approx. 22 mph/35 km/h when driving forward. Switch on the system again if nece ...

Requirements
▷ The mobile phone is suitable. ▷ The mobile phone operating system supports the software applications of Apps. ▷ Software applications are installed on the cell phone and read ...