we will solve your problem immediately..syi
[easy to use]-all you need to do is prepare a valid sim card (note our product does not include sim card,you need to prepare it yourself), then insert the car tracker and you can tracking and map in real time via the internet (with google maps) [long life practical]-long life, tracking device works with smartphone, updates location every 30 seconds, 1, 5, 10 minutes, superb battery life, designed to track the location of lost elderly, children, pets, luggage, purses and vehicles (rental cars, trucks, motorcycles, boats, etc. [real-time location]-dial the sim card number, you can hear the sound around this gps tracker, in the absence of light and noise, you can monitor what is happening around the tracker device, quietly and secretly..