backup battery gps google map tvehicle tracker

Main descriptions:1. Quad bands global universal GSM system.2. Precise positioning ability. Through the platform or SMS, you can have the full operatin situation of your GPS tracker.3. Remote controlling of petrol and power by connecting a relay device4. Remote monitoring by a External microphone, once you called the SIM card in, you can have a clear voice situation within 5 metres.5. Motion Alarm System, once you send message to the GPS tracker to active the Motion Alarm System, whenever your vehicle moved, it will elert you by message6. Overspeed Alarm System, once you send message to active the Overspeed Alarm System, it will send you a message to you when your driving speed is beyond the setted one.7. Geo-fence, by activing the Geo-fence, once your vehicle is out of the area that you set, the message will aslo be sent to you.8. Longitude and Latitude report, by sending a message, you can have your vehicle`s detailed location9 .Backup Battery(2-3hours) inside in case power cut. Unexpected power cut will be alert by SMS.10. After setting vehicle maintenance interval, reminding message will sent to your periodically.11. Mileage statistics(our platform)12. compact size: 80 Lx56 Wx10 H (mm)Specifications:GSM900/1800MHz/850/1900MHzGPRSClass 12 TCP/UDP built-in GSM ModuleGPS ChipJRCChannel20 channelsGPS sensitivity" -159dBm"Searching sensitivity-144dBmTracking timeHot status 2 sec(open sky)/ Warm status 15 sec/ Cold status 3 sec(open sky)GPS Accuracy10m (2drm)Outside antennaGSM antenna/Reduced noise high gain GPS antennaVoltage range6-24vworking temperature -25~80