Mulifunction GPS Tracker with Free Online Tracking Platform, Gps Tracking Device, Gps Tracker

GPS Tracking Device (GPS Tracker 658-1) Features:
1. GPS locating and tracking
2. Check position via SMS / GPRS
3. SOS emergency button
4. Report position by time interval
5. Moving and Over speeding alarm
6. Geo-fence control
7. Remote voice monitoring; Two-way communication

8. Remote control oil and electric and stop the engine
9. Compatible with the original car alarms
10. ACC/ Ignition status checking; Ex-power cutoff alert
11. Moving and Speeding alarm
12. Mileage record;
13. See their driving history without going to the car to get the GPS device.
14. Support temperature sensor, check the temperature of the vehicles at any time (optional)
15. Support fuel sensor, check the fuel of the vehicles at any time any where (optional)
16. Support real-time tracking on website tracking system

Specifications:
GSM frequency: 900MHz, 1800MHz, 1900MHz(850MHz, Optional )
GPS Chip: SiRFIII
GPS Sensitivity: -159dBm
Size: 87*64*26mm
Weight: 0.495KG
Working temperature: -20 to +70
Working voltage: DC 9V-36V
Back up battery: 3.7V/600mAh
Working Current: 50-100mA

Why people use GPS Tracking Devices (GPS trakcer 658-1):
When suspicions arise about a vehicle, make sure one of our GPS Vehicle Logging or real-time tracking GPS devices goes along for the ride! A Car Logging System is a reliable way to:
1, Track a vehicle to the nearest address with a car tracker GPS unit
2, Determine how long the vehicle remained at any given destination
3, Provide details of suspicious activities
4, Know how much oil the car use
5, Get the real time temperature of the vehicles, especially for refrigerator car

FAQ
Q1. Why the command is sent and no reply
Wrong number or the SIM card in the terminal is back charge. The place of the GPS track is out of the GSM service area
Sometimes the SIM card provider is quite busy, so the SMS is delay
Q2. Why the command is sent, the device replies wrong prompt
Make sure that there is an authorized number in the terminal
Whether the password is correct?
Make sure the format of the command is correct
Do not add any other character into the commands.
3. Why there are some deviations in the map for the real position
Based on the national security concerns, Google map has made artificial error in the plan metric map.
Appear this kind of circumstance is not the malfunction of tracker, but normal phenomenon. You can choose the satellite map. The GPS signal is feeble. When the device is inside the house or be the center of the high buildings, the GPS signal will reflective mutually, then bring the deviation for the locating.
When the number of the satellites is lack, also will bring the deviation for the location, then will not show the accurate position on the map.