Akari Gt02A GPS Tracker Device for Car/Bike/Truck/Scooty Real Time Tracking with Mobile APP Real Time Tracking: Just Track you Vehicle by Mobile Message & app or from your desktop / laptop any time real time. History Summary : Track Old Month History route , Total KM driving , Route Detail on Google Map. Manual is given along with the product, which contains all help for installation. contact details also given on manual. One Year App and Website Licence Included. you have to buy a sim card for this gps device with data pack (AIrtel, Vodafone , BSNL & idea ) In msg device work life time - mean you can track your vehicle on msg just send a msg to device sim , device will revert location link In msg