How to Use The Car Key Signal blocker
1. Put the phone into the Faraday bag, fold one and then fold
2. I cant get through when I use another mobile phone to make a call
3. If it can be opened, please repeat the above steps and press the seal by hand
Faraday bag has a wide range of applications, easy to use, portable, you can take it anywhere you want, functional
You can put some small items (such as cell phones, keys or credit cards, cash lights) into the small key fob protector.
With the different sizes of Faraday keychain protectors, you can put anything you want into your Faraday bag.