Malaysia

Tutorial  / Reference Link : 
https://lastminuteengineers.com/how-rfid-works-rc522-arduino-tutorial/

RFID MIFARE Specification:
Module Name: MF522-ED
Working current：13—26mA/ DC 3.3V
Standby current：10-13mA/DC 3.3V
sleeping current：<80uA
peak current：<30mA
Working frequency：13.56MHz
Card reading distance ：0～60mm（mifare1 card）
Protocol：SPI
data communication speed：Maximum 10Mbit/s
Card types supported：mifare1 S50、mifare1 S70、mifare UltraLight、mifare Pro、mifare Desfire
Dimension：40mm×60mm
Environment
Working temperature：-20—80 degree
Storage temperature：-40—85 degree
Humidity：relevant humidity 5%—95%
Max SPI speed: 10Mbit/s


Package includes:
- RFID Module *1
- Standard empty RC522 Card *1
- RC522 Key Tag*1
- Straight Header Pin *1
- Bent Header Pin*1