Prevent Keyless Car Theft. Don’t be a Victim of Car Theft. – Police Approved Faraday Pouch.

29,000 sold across our websites and eBay store.

Car Key Signal Blocker Anti Car Theft Protection

The Defender Signal Blocker is a fantastic award winning car key signal blocker.

Awarded a 5-Star rating from Auto express and Secured By Design approved Police Specification means its simple the best best selling ‘faraday bag’ available.

Available in two sizes Standard And Mini.

Buy a Car Key Signal Blocker and key peace of mind from as little as £4.19!

Anti-theft Car Key Signal Blocker.

Keep your cars protected while you sleep with the  Defender Signal Blocker, also known as a Faraday bag or pouch. These award winning Secured By Design bags are a universal design key fob wallet and fits 99% of vehicle key fobs and even mobile phone. They isolate your car keys radio signals  or RF signals from devices increasingly used by thieves to amplify your key fob ID and gain access to your vehicle. Block Car key signals simply.

The Defender is the UK best selling car key faraday pouch and is a Auto Express multi award winning product in 2021 and 2023 (more about the awards) and features a patented lining to create a protective barrier against devices used by car thieves to scan the code emitted by your key fob. By blocking these signals thus protecting your car key within the pocket of the wallet will prevent help theft of your car and reduce the risk of your car or valuables within it being stolen. You do not need to use these bags when out and about unless you are close yo your vehicle like at home.

Features & Benefits:

  • Suitable for car keys, mobile phone, contactless cards, security access cards/fobs, smart watches, garage remotes and other smaller electronic devices
  • Fits most key fobs.
  • Isolates the key fob radio frequency signal, by blocking car key signal.
  • UK Police approved faraday pouch under the secured by design scheme.
  • Protects Keyless entry cars from relay theft.
  • Police Approved Faraday Pouch.