supply of gps based personal tracking device , gps based personal tracking device. supply, installation and commissioning of gps base tra cking devices with pre-installed sim having access of minimum 4g network with 03 year warranty and then 02 years comprehensive amc along with pre-installed sim of minimum 4g network for monitoring of track p atrolling along with mapping, customization in software, software installation, android application, device al lotment report, movement summary report, activity summary report of individual keyman/patrolman, indivi dual device status report, off duty report and generation of exception report and related assistance with ab normalities generation through call (two way calling with family numbers) and sms alert as per attached s pecification and guideline of gps based personal tracking device and as per direction of engineer incharge or his authorized representative at site. gps base tracking devices should having at least minimum 4g net work and minimum 24 hrs. battery backup. [ warranty period: 30 months after the date of delivery ] ]