As long as you have this Pocket Diy Arduino Cell Phone Blocker , you can not only have a peaceful environment, far away from the hustle and bustle of mobile phone calls, but will not be blocked even after thinking about it. So, you can also use this handheld cell phone jammer to prevent cell phone signal tracking devices from being tracked. Therefore, you can also use it to block WiFi2.4G to ensure your network security and ensure that others will not use it. In many other areas and places, this hand-held cell phone jammer is available, as well as other types of portable cell phone signal jammers.
Today, in the era of mobile Internet, smartphones have become very popular. However, while bringing convenience to people's lives, there are also endless things that are used to engage in illegal activities. Take the exam for example. In the past, cheating on exams consisted mainly of taking cheat sheets, smuggling notes, and even writing formula questions on the arms and legs. But in this information age, the participation of cell phone jammer is of course indispensable in the examination room. The emergence of mobile phone jammers has solved many hidden dangers of disrupting the order of the examination room, allowing candidates to take the examination in a fair environment. So many schools will choose to install Diy Arduino Cell Phone Blocker .