GPS Jammer

1.L5 Signals; 2.Dual-Frequency GPS (L1 + L5, or L1 + L2); 3.GPS(US), Galileo (Europe's GNSS), GLONASS (Russia's GNSS), and BeiDou (China's GNSS)

This phone GPS blocker is a handheld lightweight to block GPS/2G/3G/4G/5G/WiMAX/Wi-Fi/Bluetooth/Lojack Signals. It has a long working time of 120 minutes.

1. Loss of Signal or Interference(GPS, Wi-Fi, Bluetooth, cellular, etc.); 2. Detecting jammers with special tools(RF detectors, spectrum analyzers, Signal strength meters)

Before diving into this question, it is necessary to have an idea of how the GPS tracking works and how to block the GPS tracking.