The wi fi blocker ( https://www.jammermfg.com/wifi-jammer.html ) which can block the wireless network signal and prevent the wireless network from connecting normally. Some hackers use public wireless networks to carry out network attacks and tampering. Using wifi jammers can effectively prevent wireless networks from being intruded and attacked. In some network environments that require confidentiality and security, using a wifi blocker is a very important measure to protect the security and privacy of network data.

The other is a gps jammer ( https://www.jammermfg.com/gps-jammer.html ) , which can interfere with the Global Positioning System signal and prevent the GPS device from working properly. Some terrorists and criminals use GPS devices to carry out terrorist attacks and criminal activities. Using GPS jammers can effectively prevent the activities of these terrorists and criminals. In some important places, such as government agencies, military bases, air traffic control centers, etc., the use of GPS jammers can ensure safety and stability.

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