Low-power mobile phone signal jammers are basically used indoors, and high-power cell phone jammer are basically used outdoors.
When the low-power mobile phone signal shielding device is used outdoors, the most important thing is to pay attention to rain protection. Just install an awning above the mobile phone signal shielding device, and also pay attention to waterproofing the power supply cable before it can be used normally.
The chassis of the high-power mobile phone signal shielding device has been designed to be waterproof. There is no need to worry about normal rainfall. Just pay attention to the installation height of the mobile phone signal shielding device. The high-power mobile phone signal shielding device is used outdoors, not only Pay attention to rain protection, and it is also necessary to do lightning protection. The method of lightning protection is to weld the antenna bracket to the lightning rod, and then insert a steel rod with a length of about 2 meters into the ground, and weld one end of the steel rod to the antenna bracket or lightning rod with steel wire. The connector of the power supply cord of the mobile phone signal shielding device should be waterproofed.