Description : Faraday Box, Diyife Key Fob Protector, RFID Box for Car Keys, Carbon Fiber Signal Blocker for Keyless Fob, Car Key Signal Blocker Box, Signal Blocking Box for Car Keys Phones Owning the Faraday Box is the first step to protect your car. With the car keys in the box, the signal is 100% blocked, and criminals cannot copy the key signal to open the door and steal the car The Faraday Box is made of Leather & Shielding Fiber The exterior is wrapped in high-grade PU leather, exquisite and beautiful, comfortable and wear-resistant. The inner layer uses premium double shielding fiber, the signal shielding effect is perfect At least 6~8 car keys can be put in at the same time. Or put in multiple credit cards and mobile phones The internal size of 5.7 X 2.9 X 4.1 inches is enough for you to put in a variety of objects that need to shield the signal |