... . Solar battery 3. Big Backup battery: 2500mAh 4.Solar GPS tracker 5.Have emergency lighting. 2011 NEW Arrival Solar GPS ... tracker with waterproof IP 65 for students,old persons,government,logistics, ... -upload43200pcs Historical data record64 GEO FENCE setupTwo way voice communicationTCP/UDP/SMS/GPRS data transmissionMulti-platform tracking by C/S,B ...