Product description<br>Size: 11.5*9*6.2cm; 17*12.3*9.5cm<br>Colour: Black<br>Material: PU leather<br>Package content: 1*shielded key box<br>1.【WHY DO YOU NEED THIS PROTECTIVE BOX】： This car key box works like a Faraday pocket to prevent criminals using keyfob skimming tools from copying or imitating the unique signal / radio code of your key in order to gain access to your vehicle or yours Get keyless entry system. But the big difference, it looks a lot more elegant and luxury, high-end class.<br>2.【SLIM, LIGHT, TOUGH & DURABLE, HIGH CAPACITY】 This car key safe has space for 4 car keys, so that the car keys of all family members can be put together. Strongly blocks signals with double-layer carbon fiber PU material that ensures signal isolation. <br>3.【KEYLESS ENTRY SIGNAL BLOCKING BOX】： The Keyfob Faraday Box prevents your car's security system from being hacked. Protects your personal and financial information by preventing RFID scanners and readers from seeing your cards' RFID signals. This car key signal blocking box is a MUST for your car protection.<br>4.【WIDELY USE- FARADAY BOX】：The universal protective box for trailers, suitable for all cars. It is designed to protect your keyless key fob from thieves in your home.<br>5.【Ideal For Household】Beautiful, elegant and practical for each family. Just put your car keys in this box, and close the lock. The Faraday box effectively blocks the signals from auto keyless entry fob. Your car in secure, peace of mind.