if you have the need to buy a jammers on the water

Each city and department can use cell phone jammer according to their actual conditions. The effective shielding range will be different in different use sites, and the shielding range of mobile phones of different standards may not be the same in the same site. Therefore, the management of the installation and use of mobile phone signal shielding requires a relevant functional department to attach great importance to it, not only without affecting the normal use of public mobile communications, but also to ensure that the mobile phone signal shielding device meets its own needs for safe use.

Friends with cars should know that when you go to a gas station to refuel, you are not allowed to make and make calls, because when the mobile phone battery is activated, it can generate enough energy to cause a slight spark, which may cause a fire. Petroleum, chemical, security and other relevant departments have expressly stipulated that the use of mobile phones in gas stations is prohibited. A few days ago in Myanmar, a man used a mobile phone to talk at a gas station and caused an explosion. The explosion directly caused a brick house, 50 gallons of diesel fuel, and 7 car tires to burn, and the man who called was seriously injured and killed.

The fire caused by using a mobile phone, There have been many cases across the country, and it has attracted many attentions. Relevant departments have recommended the use of mobile phone signal jammers at gas stations under their jurisdiction. Sinopec and China National Petroleum Corporation have taken the lead in using mobile phone signal jammers at gas stations in some areas.There is no doubt that the benefits of cell phones are great, even making the changes difficult to say. These gadgets give us the opportunity to communicate with the rest of the world. You can't always be with your family or friends, but through mobile communication, you can easily communicate with them no matter how far apart you are.