Please refer to the MiFi 6620L user guide for more info on power settings.
This device has 2 USB ports (see image below):
|Battery Charge Indictator||Displays remaining power.|
|Battery AC Charging Indicator||Displays when the jetpack is connected to the AC (wall) connector.|
|Battery USB Charging Indicator||Displays when another device is connected to the jetpack and charging via USB cable.|
Related Topic: Power Management Settings