Of course, when choosing a project, people like to choose answers or help from relevant forums. I am honored to answer for you. Search for the content you need on Google and you will see a lot of related mobile jammer shops, but I prefer jammer-shop.com.
You can add the cap to his mobile phone settings, the traffic reaches a certain amount and cannot be used. The home wifi also needs to be restricted. Don't let him connect easily, especially when you are resting at night, you should turn it off to prevent him from playing on the phone. Games, gradually reduce dependence on mobile phones, and return to learning. Why are children addicted to mobile games? On the one hand, parents must provide them with small mobile cell phone jammer devices and provide them with a good network environment, which is very susceptible to the influence of people around. Should parents allow their children to use mobile phones? There are fierce debates in society.
As you said, hotels are easy to take pictures. They often install a hidden camera in the hotel room to steal your every move in the room, which is dangerous for us. There may be a hidden camera phenomenon, we all know it will be good, but we can not sneak camera equipment, because they are too subtle, the picture shows that we don't know. For things like this, nothing special, or you can easily find a frank camera, or do you have a special tool detected, or you are a professional camera small mobile phone jammer device that will affect the video signal.