NFC Aluminum Block Card Sleeve Anti Scanning

Description:

NFC Aluminum Block Card Sleeve Anti Scanning can effectively avoid the magnetic loss or information leakage of bank cards, second-generation resident ID cards, information cards, social security cards, etc., inconvenience, embarrassment or danger to everyone's daily life, as well as the harm caused by electrons and electromagnetic waves to the human body. Precautions for use: inserting various cards that need to be protected into the sleeve can have a protective and confidential effect on the cards; prevent contact with acids and alkaline liquids, keep them dry after being wet by water, and continue to use; prevent being sharp Puncture.

1. Main functions:

1. Prevent strong static interference

2. Prevent the destruction of strong electromagnetic field

3. Prevent others from maliciously reading and stealing your personal information

4. Extend the effective service life of smart cards

2. Product introduction of NFC Aluminum Block Card Sleeve Anti Scanning:

"Aluminum foil RFID card sleeve" can effectively shield the appearance of various magnetic cards and IC cards from strong electromagnetic fields, strong static electricity and high temperature radiation without being scratched or distorted. At the same time, "Reunion personal protection" can also shield the electromagnetic signals of non-contact IC cards. To prevent people with bad intentions from using various card readers to steal your card, especially the information in the ID card, for illegal use.

3. Application Scope of NFC Aluminum Block Card Sleeve Anti Scanning:

"Aluminum foil RFID card sleeve" is suitable for shielding protection of various cards to prevent electromagnetic interference;

1. Applicable to the protection and confidentiality of the second generation ID card;

2. It is suitable for preventing the destruction of various non-contact IC card chip circuits, preventing the leakage of information on the non-contact IC card and the theft of information;

3. It is suitable for preventing various IC card chips or IC card circuits from being damaged and avoiding the loss of information on the IC card;

4. It is suitable to prevent the magnetic stripe of magnetic card from being destroyed by electromagnetic wave, which will cause the loss of information.

4.Product technical performance and characteristics of NFC Aluminum Block Card Sleeve Anti Scanning:

1. Has quite high shielding effectiveness:> 65dB ＠ 10MHz;> 85Db ＠ 100MHz

2. Has fairly good antistatic performance: no static electricity is generated, surface resistance <0.02

3.Good friction resistance:> 10,000,000 times good shielding effectiveness