This article explains how to know if your tracker is charging. If you have any further questions about the Cellular GPS Tracker we invite you to click here. If your search regards other products we invite you to visit the Help Center.
This is the LED behavior for tracker firmware from version 4.49.1. If your tracker has version 4.28, the LED will be lit during charging and will turn off when the battery is charged.
When the tracker is charging the LED flashes:
When the tracker has finished charging, the LED stops flashing and remains static: