To make the GPS signal stay in place, just let the device lose connection with the satellite, depending on the type of device refer to the following two points:

1: Built-in linear, that is,hidden trackerhas no other wiring harness to connect with external parts except the power cord. This kind of device will be disconnected from the satellite when the device is turned over 180 degrees or placed under the metal device of the vehicle;

2: External antenna hidden tracker, this device will have one or two antennas, from inside the hidden tracker leads one GPRS antenna, the other GPS antenna, the latter is usually the size of a matchbox, The operation method can be unplugged in the hidden tracker GPS antenna connection plug or the antenna can be handled according to the built-in antenna device.

PS: The above office is only for experimental research, do not use non-channels!

hidden tracker https://www.eelinktracker.com/Magnetic-GPS-Tracker/