faraday key fob box signal blocking car key protector __pcat_5b9dd254021d32cf596fa410 Suction cups hold the pillow

Suction cups hold the pillow in place so it won’t slip during use

Universal fit and easy to use

This MagSafe-compatible card holder uses built-in magnets to attach securely to the back of your phone

ensuring it withstands moisture

pendants and necklaces

faraday key fob box signal blocking car key protector __pcat_5b9dd254021d32cf596fa410 Suction cups hold the pillowSignal blocking protection Based on Faraday cage theory, this box restricts electromagnetic waves to shield your key fob. A high density metal coated mesh and a super sealed design block signals from 10 KHz to 30 GHz, up to 90 dB. Practical uses Keep your car safe from cloning and signal amplification theft, and reduce the risk of RFID scanning or unauthorised access. It also helps limit exposure from smartphone radiation and can protect contactless