Main Functions: 1. APP compatible with Android and IOS phone 2. GPS+WIFI+LBS Multiple Positioning Mode 3. Realtime tracking on Google map 4. SOS alarm 5. Remote voice monitor(listen in) 6. Historical route track of 3 months 7. Electronic geo-fence alarm 8. Workable Globally 9. Waterproof level IP67 10. Smart remove alarm 11. Low battery/SIM card changing alarm 12. High frequency alarm with loudspeake 13. Solar charging automatically when sunlight exists 14. Heath care with step counting and temperature measurement 15. High power LED prompt light Lifetime Free Service for Android and IOS Application software! No Monthly Fee! We provide logo branding service and one-to-one professional engineers after-sales service which can make buyer worry-free. Features: 1, The Application is applicable to both of Android and IOS system, we offer lifetime application service for free! Support will be provided in case client needs manager account to mange multiple devices, and sub-manager account can be created level by level downward! 2, Long standby time: There are 3 working time intervals optional for the device positioning data uploading : 1 min, 10 min, 1 hour. Interval shorter, battery life longer. Interval 1 min, battery lasting about 15 day, 10 min, battery lasting about 25 days, 1 hour, battery lasting about 60 days. Specifications 1, Structure Type parameters Style Delicate Cute Design Network 2G,3G,4G Size 97 x69 x31 mm colour Black GPS antenna Built-in high sensitivity ceramic antenna GSM antenna FPC Battery 9000mAh SIM card slot One slot G-sensor Supported I/O port USB port 2.Hardware Chipset MTK6061 GPRS Class12 GPS singals L1,1575.42MHz C/A code GPS channels 20 channels GPS chip receiving sensitivity Tracking sensitivity:-165dBm,acquisition sensitivity:-148dBm GPS Positioning accuracy 5~15m Accuracy base station location 100-1000M Minimum standby current <0.5 mA Average standby current <2.5 mA Average working current <55mA Temperature -10~80? Humidity 5% to 95% no condensation Certification CE, ROHS, FCC and etc. GPS antenna Built-in high sensitivity FPC antenna GSM antenna Built-in four frequency PIFA antenna Bluetooth Supported G-sensor Compatible G-Sensor Supported MIC Supported Supported OS Android 2.3 and above, iOS 5.0 and above