Use bluetooth to track your luggage！
Connect DreamTraveler app with DreamTraveler luggage tag, and check the distance of your luggage. After crossing the border, you can check your luggage has already arrived or not.
-Use bluetooth to detect if your luggage is closer or farther in the range of 60 meters.
-Sound alerts when your luggage leave or enter the detection range.
-Battery status shown to remind you to replace the battery.