Jamming Signal Detetcor

How to prevent the attempt interruption blocking the wireless communication from normal working ? The Jamming Signal Detector / Jamming GPS Detector / WiFi Jammer Detetcor / Cell Phone Jammer Detector / Bluetooth Jammer Detector will reduce this risk. It applies with fuzzy scanning technology, specially made for detecting signal jammers but will not be interfered by cell phone, WiFi or Bluetooth around.
The Jamming SignalDetector / Jamming GPS Detector / WiFi Jammer Detetcor / Cell Phone Jammer Detector / Bluetooth Jammer Detector has unique Background noise filter to reduce the unfavorable impact by the residenent radio waves. It is more suitable for detecting the jamming radio waves between 500 MHz - 6.0 GHz, including cell phone, GPS, WiFi and Bluetooth, etc.
Specifications:
Size: L 130 x W 68 x T 26 mm
Weight: about 195g (included batteries)
Power :
Available during 9V ~ 16V DC
Car power 9V ~ 24V DC
Detecting Frequency: mainly for 500 MHz ~ 6. Verification: This device has an environment noise verified switch with H and L marking located in the battery compartment.
Background noise Filter
Alarm output