This Faraday Bag for key fob is designed to protect your car and car keys effectively. SD2K Faraday Key Fob protect your belongings from EMF (electromotive force), RFID (Radio-frequency identification), and other hacking signals. Effectively stopping your keyless entry fobs from being remotely accessed. No worry about thieves amplifying your fob signal and opening the car anymore.

• Compact Size: Key Fob size is 3.15 x 5.15 inches which makes it more convenient to carry in most pants pockets or use in any SD2K Key Box.
• b>Block all Signal Types: Faraday key fob is made of premium carbon fiber material and double military-grade radio frequency shielding cloth, waterproof which can block Wi-Fi, Bluetooth, GPS, RFID, car key signal etc. Simply placing your key into the closed Faraday Key Fob will prevent your car key signal from being accessible.