We also performed simulated ‘thefts’, ensuring that for models provided with proximity tags, we drove off with out them and built confident that we travelled nicely beyond any geofences. Some (though none tested below) will increase VHF tracking alongside GSM positioning which features much more depth and bigger resistance to https://www.trackerfit.co.uk/blog/stolen-car-recovery-why-24-7-monitored-trackers-make-a-difference/