Stop running to the window or going outside to talk on your cell phone - many wireless users suffer cell phone signal strength loss when using a cell phone in their home, office or in the carDecrease

Stop running to the window or going outside to talk on your cell phone - many wireless users suffer cell phone signal strength loss when using a cell phone in their home, office or in the carDecrease

1) 30 meters coverage MAX depend on signal strength2) Remote control for jam coverage3) Low cost for entrance and large quantity purchase4) It need turns off for 5 minutes after 20hours continues work

Product Name: Extra High Sensitivity Metal DetectorModel Number: GC1001Place of Origin: ChinaOperating frequency: 52kHz +/- 10% (sine wave)Sensitivity: >5cm (for a US quarter)Indication: audio alert a

Well Know In Security Detection IndustryOne switch operationUltimate sensitivityDoes not require adjustmentsRugged, high-impact ABS case with reinforced coil compartmentDetects medium sized pistol fro

One switch operationUltimate sensitivityDoes not require adjustmentsRugged, high-impact ABS case with reinforced coil compartmentDetects medium sized pistol from 9"; large knife from 6"; raz

Product Name: Garrett Super Scanner Hand Held Metal DetectorModel Number: 11051004Place of Origin: ChinaOne switch operationUltimate sensitivityDoes not require adjustmentsRugged, high-impact ABS case

GPS-jammer is for the signals of the global positioning system (GPS). It is a system for the worldwide determination of position.By the relative mean transmission power of the satellites, the orbit in

GPS-jammer is for the signals of the global positioning system (GPS). It is a systemfor the worldwide determination of position.By the relative mean transmission power of the satellites, the orbit in