... used in guarding Vehicle against theft,courier tracking and monitor.Working Based on existing GSM/GPRS(850/900/1800/1900MHZ) network and ... Powerful magnet to absorb to the vehicle.*Multiple tracking ways, Provide free monitor software with the global map, real-time track by ... charger,1 user manual, 1 CD (user manual and monitor tracking software), 1 external GPS antenna , 1 external GSM antenna,one 12V ...