Special Designed Police GPS Tracker1. Model :WTD-A012J 2. Picture 3. Technology Parameter ItemSpecificationNetwork ModelGSM/GPRSGSM Frequency Channel800/900/1800/1900MhzChipSIRF3 chipGPS Sensitivity-159dBmGPS Positioning Accuracy 5m(95%)First Boot DeviceCold status 45sWarm status 35sHot status 1sVoltage110－220V input 5VoutputBattery 3.7V2400mAh Li-ion batteryStandby48hours ( 1 hour one time positioning)Storage Temprature-40°C to 85°CWorking Temperature-20°C to 55°CHumidness5%--95% non-condensing4. Main Function1) Real-time online tracking2) GPS positioning3) SOS alarm to software4) Geo-fence5) Over speed alert6) Direction reported7) Speed reported8) Track playback9) Latitude and longitude real-time reporting10) Geo-fence 11) Excel report management5. User SettingAPN Setting: Send “APN# APN NO.#” to the device1）Administrator No. Setting SMS Command Reply Message 100 (First administrators)Administrator setting success200 (Second administrators)Administrator setting successKT10Tracking very 10 seconds KT60Tracking very 1 minutesKT120Tracking every 2 minutes000Empty administrator666Return Chinese address160 Return Series No. and IP 2) Administrator mobile usage Control the device by SMSChange the Administrator No.6. LED Indicator Light 1) LED S representative power indicator light The indicator light is light up when charging and will be off after full charge.(After use, please recharge in time to keep the device to work normally)2）LED P representative GPS signal indicator light Starting the device, the indicator light will light up with red color, put the device to the outside door and face up to the sky, the light will flash, means the device is searching the gps signal, when it light off means the device received the gps signal and work normal and will come online in blue color on the platform. You can call the device to check whether it work or not, when you call the device, it will light up that means it is working. 3) The factory default settings positioning is once a minute, when detected the deivce has no speed or the device is indoor, the device will enter power save mode, positioning 5 minutes one time. 4) SOS Button Long press for more than 3 seconds, the device will alarm to the platform and it can’t continuous alarm, there is 1 minute intervals to upload the data to the platform during alarm. 5) Person/Vehicle status on the platform Gray color: Off line/empty account Blue color: Online but stop drivingPink color: Driving Yellow color: No gps signal Red color: Alarm Attention : The SIM should has gprs traffic.7. Application field1. Car rental, fleet management, valuables, temporary affiliated logistics vehicle.2. Children, pet, elderly, blind, temporarily out of the prisoner.3. Lands department investigators, Railway patrol, gas pipeline inspector, sanitation workers.4. The traffic police, firefighters, the salesman.5. Tracking crime