Charging External USB Devices (see figure B)
You can use the USB port on the battery adapter (1) to increase the battery runtime of various battery-operated USB devices, e.g. mobile phones, MP3 players or tablets.
- Ensure that your external USB device can be charged using the USB port on the battery adapter. Refer to the specifications related to this topic in "Technical Data".
- Plug the charging cable of your USB device into the USB socket (2) on the battery adapter (1).
- Press the "on" button (5) to switch on the battery adapter. The "on" button (5) will light up.
If no charging cable is connected, the USB ports are automatically deactivated after 30 seconds. The "on" button (5) light will go out.
To save energy, the USB ports are automatically deactivated upon completion of the charging process.