DESCRIPTIONOne of the implemented features for fleet management devices is 1-Wire data protocol, which enables connection of iButton. The iButton device is perfect for any application where AVL data needs to travel along with a person or object identificationton is a solution for fleet management tracker in following cases:Driver authorization gives ability to use vehicle only for specific iButton owners and identify which driver is on the roadbilizer without iButton authorization you can not run engine starter and and use vehicleGeofencing gives ability to know when car leaves customized areas without iButton authorization.