Product Name: Waterproof Mini Hidden GPS Tracker for Elderly Kids Cat Pet Dogs GSM GPS Tracker Pet Tracker Model NO.: PET tracker Color: Sliver User: Kids, Cars, Elderly Weight: 36g Button: Power Button(P)and Function Button(F) GSM Antenna: Four Frenquency Pifa Antenna Battery: 1000mAh SIM Card Slot: One Slot I/O Port: Magnetic Suction Charging Chipset: Mtk2503A GPRS: Class12 Transport Package: Gift Box Origin: China Product Description ModelA21Userkids,cars, elderlyStructureColorblackNetweight36gSize52X38X16mmButtonsPowerbutton(P)andfunctionbutton(F)GSMantennaFour frenquency PIFA antennaBattery1000mAhSIMcardslotoneslotI/OportMagnetic suction chargingHardwareChipsetMTK MT2503AGPRSClass12GPSsingalL1,1575.42MHzC/AcodeGPSchannels22channelsGPSchipTrackingSensitivity:-165dBm,acquisitionsensitivity:-148dBmGPSaccuracy5~15mLBSaccuracy100-1000mMinimumstandbycurrent<0.5mAAveragestandbycurrent<2.5mAAverageworkingcurrency<55mAWorkingtemperature-20~70ºCworkinghumidity5%to95%GPSantennaBuilt-inhighsensitivityceramicantennaGSMantennaFourfrequencyPIFAantennaBluetoothbluetooth 3.0(Normal closed)G-sensorSupportMICSupportSoftwareSupportedOSSupportandroid2.3orabove,IOS5.0oraboveLanguagesChinese/EnglishGSM+GPRS+GPSGPS+LBS+Wifi positioningAGPSCoolstart26spositioningPowermanageUltra-lowpowerconsumptionofpowermanagement,intelligentdormancyRecord functionchoose the record function on the APP, and then the device can be record actomate, after record,will send back to APP directly.GeofenceOutside the range setting can be automatic alarmHistoricaltrackThreemonthes'shistoricaltrack