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Signal Blocker Case ( 2-Pack )



  • DON’T LET THIEVES STEAL YOUR CAR - Every 43 seconds a car is stolen in the United State, which is close to a million vehicles per year. Thieves are now more sophisticated than ever, opening and operating your car without needing to break in. Using “signal amplification” to gain unauthorized access to your car, these thieves can steal your car with total ease. The good news is this security pouch gives you the protection you need.
  • BLOCK CAR-KEY FOB SIGNAL - Keep your car's security system from getting hacked. Protects your personal and financial data by blocking RFID scanners & readers from detecting your cards' RFID signals. Don't get hacked! Hackers work hard to steal these things - protect yourself! This bag is a MUST for the modern lifestyle.
  • SLIM, LIGHT, TOUGH & FLEXIBLE - Inner silver layer blocks signals, outer on all sides with dual paired seam construction. Shields keyfobs, WiFi cards, thumbdrives, and other small devices from ALL wireless signals. EMI shielding & RFI shielding, used for forensics, military, executive travel, personal security, EMP protection, and solar flare protection.
  • UNIVERSAL FIT FOR BLOCKING ALL CARS SMARTKEY ENTRY FOB GUARD SIGNAL -- Just be careful you put the fob into the rear most gold pocket. As long as you put the key fob into the correct pocket (the large gold one). Can walk right up to car door carrying the bag and it won't open. Whatever your car brand is Jaguar, Land Rover, BMW, Skoda, VW, Mazda, Audi, Ford Fiesta, Fiat and Peugeot, are suitable for use this Signal Blocker bag. 
  • AN OUNCE OF PREVENTION IS WORTH A POUND OF CURE - The protector fit easily over your (remote/smart key) fob. It protects the plastic body of the fob from being scratched by the metal keys on the same key ring and helps to prevent the buttons on the fob from being inadvertently activated as the fob moves against the other keys in my pocket when I move around.
  • TWO SIZE INCLUDED -  Package include two different size of this Signal Blocker pouch. Dimensions: 4" x 5.0"(10 x 14 cm) : Secure closable flap with elastic accommodates multiple sizes of keychains and small devices. The integrated keychain hole provides more flexibility. Dimensions: 7.5" x 3.5" (19 x 9 cm) : Fits Car-key FOB, Smart Phones like Apple iPhone Xs, iPhone Xs Max, iPhone XR, iPhone X, iPhone 8, iPhone 8 Plus, iPhone 7, iPhone 7 Plus, iPhone 6/6s, iPhone 6 Plus/6s Plus, iPhone 5/5s/5c, iPhone SE; Samsung Galaxy S7/S7Edge, Galaxy S6/6 Edge, Galaxy S5, Galaxy S4, Galaxy Note 5, Note 4,Note 3; HTC One, One 2 (M8); Motorola Droid; LG Optimus and More




What is a Faraday Cage?
It is a structure that blocks the passage of radio signals.

Why do you need the Faraday Cage
Some devices can work over tens of metres, making it is easy for a (technical) crook to gain information about your devices without you knowing.
Keyfobs and small electronics should remain shielded inside the faraday bag when not in use.

Block thieves from boosting your key signal to your car.

Inner silver layer blocks signals:

  • Protects chip technology "smart-cards" from hackers' RFID readers in the range of 10 MHz - 3 GHz
  • Block Cell Phone Signal - If you don't want to answer the phone, you can put the phone in the silver layer pocket of the bag and close it, then the phone will be disconnected; this bag can also block Cell Phone GPS Signal to prevent tracking, protect your privacy
  • Block Car-key FOB Signal - Keep your car's security system from getting hacked

Black layer used as a normal case:

  • Outer Oxford cloth black layer can be used as a normal case for cash and manual keys

NO signal gets out!

Put key fob in the inside pocket, and close flap.

The faraday bag pouch effectively blocks the signals from auto keyless entry fob - could not open your cars nor start them with key fobs in the pouch and it is closed.

Keep your smart keys inside a faraday pocket to prevent thieves hacking the locks on your car


Allows a spare keyfob to be stored in a vehicle (the vehicle doesn't know it's there, so it will allow itself to be locked).
Secures credit cards and RFID chips from hacking.
Protects staff personnel access cards from being copied.


Smart automobile keyfobs
Building access keyfobs
Security/access cards
Credit cards
Apple/smart watches
WiFi cards
Garage remotes
additional small electronics

Only the silver layer blocks signals!

Please make sure your electronic device is put in the silver layer, and the layer is closed completely.


  • Note: Items with sharp edges, like metal keys, are not recommended to be put in the silver layer, as it might cause damage to the shielding material and affect its blocking effectiveness.


Package Include:

1 *     4" x 5.0"(10 x 14 cm) Signal Blocker Case

1 *     7.5" x 3.5" (19 x 9 cm) Signal Blocker Case