Mini Portable GPS Tracker Waterproof Global Locator Realtime GSM GPRS Anti-Lost Tracking Alarm Secur

Mini Portable GPS Tracker Waterproof Global LocatorRealtime GSM GPRS Anti Lost Tracking Alarm Security System with SOS Voice Monitor Two Way Talk Features 1 GPS and Location Based ServiceLocation Based service also named A GPS when tracker in underground or tunnel can get location by AGPS 2 Real time trackingReal time tracking it by cell phone and platform Also can support get location every 5 seconds and the Rastreador Localizador GPS accuracy is about 5m 3 Check the history of route on platformCan check within one year history of route of device by web monitor center4 Power Saving ModeThe device go into standby mode when there isnt vibration for 3 minutes it will go into working mode when it feel vibration5 Google map on mobileCheck the location with google map on mobile 6 Geofence and movement alertSet up a geo fence for the unit to restrict its movements within a district unit will send a message to the authorized numberwhen it breaches the district Specification ModelA21ColorblackNet weight36gSize52X38X16mmButtonsPower button P and function button F GSM antennaFour frenquency PIFA antennaBattery1000mAhSIM card slotone slotI O portMagnetic suction chargingHardwareChipsetMTK MT2503AGPRSClass 12GPS singalL1 1575 42MHz C A codeGPS channels 22 channelsGPS chipTracking Sensitivity 165dBm acquisition sensitivity 148dBmGPS accuracy5 15mLBS accuracy100 1000mMinimum standby current0 5 mAAverage standby current 2 5 mAAverage working currency55mAWorking tempe