There is no limit to the tracking range. AngelSense will work anywhere there is cellular coverage.
The device requires cellular coverage in order to provide accurate GPS location tracking on the app.
Our device works with AT&T for use anywhere in the US and for international service, it is compatible with all major networks in Canada and the UK.
All you need to access the AngelSense App is an internet/data connection from your Smartphone, tablet, or PC.