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Best Tools and Gear for Makers

MFRC522 RFID Reader

Aliexpress - MFRC522 RFID Reader Module + S50 Blank Card + Keychain
Aliexpress - MFRC522 RFID Reader Module + S50 Blank Card + Keychain
$1.15
in stock
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Aliexpress
Amazon.es - MFRC522 RFID Reader Module + S50 Blank Card + Keychain
Amazon.es - MFRC522 RFID Reader Module + S50 Blank Card + Keychain
€3.99
in stock
as of June 9, 2025 10:17 am
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Amazon.es
Amazon.com - MFRC522 RFID Reader Module + S50 Blank Card + Keychain
Amazon.com - MFRC522 RFID Reader Module + S50 Blank Card + Keychain
$5.83
in stock
as of June 9, 2025 10:17 am
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Amazon.com
Banggood - MFRC522 RFID Reader Module + 3pcs S50 Blank Card + Keychain
Banggood - MFRC522 RFID Reader Module + 3pcs S50 Blank Card + Keychain
$6.34
in stock
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Banggood.com
Amazon.de - 3pcs MFRC522 RFID Reader Module + S50 Blank Card + Keychain
Amazon.de - 3pcs MFRC522 RFID Reader Module + S50 Blank Card + Keychain
€7.99
in stock
as of June 9, 2025 10:17 am
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Amazon.de
Amazon.co.uk - MFRC522 RFID Reader Module + S50 Blank Card + Keychain
Amazon.co.uk - MFRC522 RFID Reader Module + S50 Blank Card + Keychain
£6.99
in stock
as of June 9, 2025 10:17 am
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Amazon.co.uk
eBay - RFID MFRC522 RF SPI Card Sensor Arduino module with 2 tags
eBay - RFID MFRC522 RF SPI Card Sensor Arduino module with 2 tags
$2.98
out of stock
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eBay

RFID means radio-frequency identification. RFID uses electromagnetic fields to transfer data over short distances. RFID is useful to identify people, to make transactions, etc…

Learn how to use the MFRC522 RFID Reader with different boards: