Please charge your Power Pack with the enclosed USB cable before first use. For optimal performance we recommend the Amazon 5W USB Original Charger and Power Adapter. After an average charging time of about 6 hours your Power Pack is fully charged. During the charging process the LED flashes. Once the LED stops blinking the Power Pack will be fully charged the LED turns off.
Please note that the Power Pack reaches the full charging capacity after 2-3 charging processes. The charging process is only started when the charge level has dropped below 75%. This is to protect the battery.
If your Power Pack does not charge or does not charge sufficiently, check the following troubleshooting steps:
Battery type Check the set battery type in the Nuki app. To do so, tap on the desired Smart Lock in the Nuki app and open the settings. Then go to “Manage Smart Lock” > “Battery type”. Set the Battery type manually to “Nuki Power Pack”.
Software Problems can sometimes occur due to outdated software. Therefore, check whether the latest software version is installed on your Smart Lock. To do so, tap on the desired Smart Lock in the Nuki app and enter the lock settings. Then go to “Manage Smart Lock” and choose “Firmware update”. Then follow the instructions in the Nuki app to update the firmware of your Smart Lock.