# Automatic shutdown

To save energy, the USB adapter will shut down automatically under the following conditions:

- After the battery has been inserted, no USB device is connected for longer than 2 weeks.
- The connected USB device will not draw charge for longer than 8 hours.
- Once charging is complete and the USB cable has been detached, no USB device is connected for longer than 2 weeks.

Switch the adapter back on by removing and re-inserting the battery.