Built-in vibration sensor, when your car vibrates, the device will immediately send an alarm to your mobile phone and platform. Humanized design, newly added alarm and phone call function, when your car is in an emergency, it is a bit outdated for the device to send text messages to alarm, the car owner will miss the opportunity to read the message because he didn’t hear it, at this time, the device will call the car owner’s phone at the same time Call the police. Fast and accurate positioning, dual positioning, plug-in card to work immediately, no need for any settings, easy to use, GPS+LBS positioning, error 5-20 meters, electronic fence protection. When you set a fixed range, once your car goes out of the set range, the device will immediately send an alarm to the mobile phone and the platform for remote power failure alarm, remote oil and power cut-off, when your car encounters an emergency, you can Remote control vehicle parking SOS alarm. When encountering a dangerous time, you can call for help with one key to alarm, cross-border alarm function, newly added door opening alarm function, and illegally open the door, and the device will automatically enable the alarm function.