Hidden Built-in Antenna 10 Bands Portable Signal Jammer for Blocking Cellphone Signal GPS WiFi

For this 10 Channel Handheld Signal Jammer Built-in Antenna Portable GPS 2G 3G 4G WiFi Signal Blocker:
* Built-in 10 omnidirectional antennas;
* No installation required, just turn on the switch to use;
* Built-in cooling fan, external air vent, good heat dissipation effect can make the shielding effect more stable;
* Lightweight design, more convenient for handheld use;
* Built-in rechargeable lithium battery, use time up to 1-2 hours;
* Durable, rugged housing that is water and pressure resistant;
* Novel appearance design, better concealment;
* Equipped with a car charger for remote use.


4,Application
For this 10 Channel Handheld Signal Jammer Built-in Antenna Portable GPS 2G 3G 4G WiFi Signal Blocker:
* Suitable for family use to prevent children from indulging in Internet and video games;
* Can be used in small exam rooms and conference rooms, as well as in courtrooms and churches where mobile phone use is prohibited;
* It is convenient to carry out for travel, and staying in a hotel can prevent the noisy environment caused by other people's gatherings, etc.


5,Packing List
* 10 Channel Handheld Signal Jammer Built-in Antenna Portable GPS 2G 3G 4G
WiFi Signal Blocker unit host ×1
* Power cable ×1
* Power Adapter×1
* Instruction Manual and Warranty Card ×1