Faraday Boxes

Faraday Key Protector Box, Car Keys Signal Blocker Box RFID Signal Blocker Pouch for Car Keys, Single Lock

This Faraday box has the same function as the signal blocker bag, which can effectively block signals and prevent vehicle theft. It has stronger shielding function and can 100% to block all signals

The Faraday box not only allows you to store your keys, but also protects you from electromagnetic radiation, especially for pregnant women, heart patients and more, giving you peace of mind that your entire family is protected

This large signal-blocking box fits all car keys, as well as cell phones, credit cards and so on. It has been tested to hold 4-5 car keys, including key rings and house keys