Features:
- This car key box works like a faraday bag, to prevent criminals from using keyfob skimming tools to copy or mimic your keyfob's unique signal/wireless code to gain access to your vehicle or keyless entry system. But the huge diffrence, it looks way more elegant and luxury, high-end grade.
- This car key safe box can hold 4 car keys so all family members's car keys can be put together. Strongly blocks signals with double layer carbon fiber PU material which gurrantee for signal isolation.100% block.
- The keyfob faraday box 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. This car key signal blocker box is a MUST for your car protection.

Specification:
1. Suitable: suitable for all models
2. Key box Size: 11.6 x 9x 5.8 cm
3. Color: Black
4. Weight: 233.8g
5. Package: paper box

Package includes:
1 pcs x car key signal blocker box